Home / 42,762,008.11-59,060,286.51-28,987,057.39

Finding the Fourth Proportional to 42,762,008.11, 59,060,286.51 and 28,987,057.39

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Solution

The fourth proportional to 42,762,008.11, 59,060,286.51 and 28,987,057.39 is: 40,035,161.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,762,008.11 : 59,060,286.51 = 28,987,057.39 : x
  2. Step 2: Convert to fraction form
    42,762,008.11/59,060,286.51 = 28,987,057.39/x
  3. Step 3: Cross multiply
    42,762,008.11x = 59,060,286.51 × 28,987,057.39
  4. Step 4: Simplify right side
    42,762,008.11x = 1,711,983,914,883,366.75
  5. Step 5: Solve for x
    x = 1,711,983,914,883,366.75/42,762,008.11
  6. Step 6: Final answer
    x = 40,035,161.83

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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.