Home / 9,915,666.83-13,683,891.57-5,565,022.82

Finding the Fourth Proportional to 9,915,666.83, 13,683,891.57 and 5,565,022.82

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Solution

The fourth proportional to 9,915,666.83, 13,683,891.57 and 5,565,022.82 is: 7,679,883.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,915,666.83 : 13,683,891.57 = 5,565,022.82 : x
  2. Step 2: Convert to fraction form
    9,915,666.83/13,683,891.57 = 5,565,022.82/x
  3. Step 3: Cross multiply
    9,915,666.83x = 13,683,891.57 × 5,565,022.82
  4. Step 4: Simplify right side
    9,915,666.83x = 76,151,168,853,455.64
  5. Step 5: Solve for x
    x = 76,151,168,853,455.64/9,915,666.83
  6. Step 6: Final answer
    x = 7,679,883.78

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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.