Home / 30,162,325.60-45,255,298.20-10,995,020.20

Finding the Fourth Proportional to 30,162,325.60, 45,255,298.20 and 10,995,020.20

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Solution

The fourth proportional to 30,162,325.60, 45,255,298.20 and 10,995,020.20 is: 16,496,835.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,162,325.60 : 45,255,298.20 = 10,995,020.20 : x
  2. Step 2: Convert to fraction form
    30,162,325.60/45,255,298.20 = 10,995,020.20/x
  3. Step 3: Cross multiply
    30,162,325.60x = 45,255,298.20 × 10,995,020.20
  4. Step 4: Simplify right side
    30,162,325.60x = 497,582,917,866,023.62
  5. Step 5: Solve for x
    x = 497,582,917,866,023.62/30,162,325.60
  6. Step 6: Final answer
    x = 16,496,835.31

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Double scale
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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.