Home / 15,987,107.81-22,060,867.87-9,459,593.52

Finding the Fourth Proportional to 15,987,107.81, 22,060,867.87 and 9,459,593.52

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Solution

The fourth proportional to 15,987,107.81, 22,060,867.87 and 9,459,593.52 is: 13,053,445.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,987,107.81 : 22,060,867.87 = 9,459,593.52 : x
  2. Step 2: Convert to fraction form
    15,987,107.81/22,060,867.87 = 9,459,593.52/x
  3. Step 3: Cross multiply
    15,987,107.81x = 22,060,867.87 × 9,459,593.52
  4. Step 4: Simplify right side
    15,987,107.81x = 208,686,842,677,724.44
  5. Step 5: Solve for x
    x = 208,686,842,677,724.44/15,987,107.81
  6. Step 6: Final answer
    x = 13,053,445.63

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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.