Home / 20,183,557.20-30,275,335.80-16,596,330.45

Finding the Fourth Proportional to 20,183,557.20, 30,275,335.80 and 16,596,330.45

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Solution

The fourth proportional to 20,183,557.20, 30,275,335.80 and 16,596,330.45 is: 24,894,495.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,183,557.20 : 30,275,335.80 = 16,596,330.45 : x
  2. Step 2: Convert to fraction form
    20,183,557.20/30,275,335.80 = 16,596,330.45/x
  3. Step 3: Cross multiply
    20,183,557.20x = 30,275,335.80 × 16,596,330.45
  4. Step 4: Simplify right side
    20,183,557.20x = 502,459,477,421,515.12
  5. Step 5: Solve for x
    x = 502,459,477,421,515.12/20,183,557.20
  6. Step 6: Final answer
    x = 24,894,495.68

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.