Home / 10,156,298.40-14,015,708.64-5,572,654.20

Finding the Fourth Proportional to 10,156,298.40, 14,015,708.64 and 5,572,654.20

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Solution

The fourth proportional to 10,156,298.40, 14,015,708.64 and 5,572,654.20 is: 7,690,272.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,156,298.40 : 14,015,708.64 = 5,572,654.20 : x
  2. Step 2: Convert to fraction form
    10,156,298.40/14,015,708.64 = 5,572,654.20/x
  3. Step 3: Cross multiply
    10,156,298.40x = 14,015,708.64 × 5,572,654.20
  4. Step 4: Simplify right side
    10,156,298.40x = 78,104,697,618,672.30
  5. Step 5: Solve for x
    x = 78,104,697,618,672.30/10,156,298.40
  6. Step 6: Final answer
    x = 7,690,272.04

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.