Home / 15,552,808.65-21,464,082.68-8,584,851.69

Finding the Fourth Proportional to 15,552,808.65, 21,464,082.68 and 8,584,851.69

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Solution

The fourth proportional to 15,552,808.65, 21,464,082.68 and 8,584,851.69 is: 11,847,761.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,552,808.65 : 21,464,082.68 = 8,584,851.69 : x
  2. Step 2: Convert to fraction form
    15,552,808.65/21,464,082.68 = 8,584,851.69/x
  3. Step 3: Cross multiply
    15,552,808.65x = 21,464,082.68 × 8,584,851.69
  4. Step 4: Simplify right side
    15,552,808.65x = 184,265,966,426,773.47
  5. Step 5: Solve for x
    x = 184,265,966,426,773.47/15,552,808.65
  6. Step 6: Final answer
    x = 11,847,761.43

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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.