Home / 9,917,737.85-13,685,727.12-5,565,983.69

Finding the Fourth Proportional to 9,917,737.85, 13,685,727.12 and 5,565,983.69

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Solution

The fourth proportional to 9,917,737.85, 13,685,727.12 and 5,565,983.69 is: 7,680,635.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,917,737.85 : 13,685,727.12 = 5,565,983.69 : x
  2. Step 2: Convert to fraction form
    9,917,737.85/13,685,727.12 = 5,565,983.69/x
  3. Step 3: Cross multiply
    9,917,737.85x = 13,685,727.12 × 5,565,983.69
  4. Step 4: Simplify right side
    9,917,737.85x = 76,174,533,935,710.67
  5. Step 5: Solve for x
    x = 76,174,533,935,710.67/9,917,737.85
  6. Step 6: Final answer
    x = 7,680,635.96

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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.