Home / 4,428,503.60-6,642,755.40-4,386,513.20

Finding the Fourth Proportional to 4,428,503.60, 6,642,755.40 and 4,386,513.20

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Solution

The fourth proportional to 4,428,503.60, 6,642,755.40 and 4,386,513.20 is: 6,579,769.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,428,503.60 : 6,642,755.40 = 4,386,513.20 : x
  2. Step 2: Convert to fraction form
    4,428,503.60/6,642,755.40 = 4,386,513.20/x
  3. Step 3: Cross multiply
    4,428,503.60x = 6,642,755.40 × 4,386,513.20
  4. Step 4: Simplify right side
    4,428,503.60x = 29,138,534,246,471.28
  5. Step 5: Solve for x
    x = 29,138,534,246,471.28/4,428,503.60
  6. Step 6: Final answer
    x = 6,579,769.80

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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.