Home / 12,593,421.60-18,890,132.40-10,073,997.60

Finding the Fourth Proportional to 12,593,421.60, 18,890,132.40 and 10,073,997.60

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Solution

The fourth proportional to 12,593,421.60, 18,890,132.40 and 10,073,997.60 is: 15,110,996.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,593,421.60 : 18,890,132.40 = 10,073,997.60 : x
  2. Step 2: Convert to fraction form
    12,593,421.60/18,890,132.40 = 10,073,997.60/x
  3. Step 3: Cross multiply
    12,593,421.60x = 18,890,132.40 × 10,073,997.60
  4. Step 4: Simplify right side
    12,593,421.60x = 190,299,148,461,282.22
  5. Step 5: Solve for x
    x = 190,299,148,461,282.22/12,593,421.60
  6. Step 6: Final answer
    x = 15,110,996.40

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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.