Home / 15,805,849.79-23,712,158.84-4,727,791.20

Finding the Fourth Proportional to 15,805,849.79, 23,712,158.84 and 4,727,791.20

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Solution

The fourth proportional to 15,805,849.79, 23,712,158.84 and 4,727,791.20 is: 7,092,699.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,805,849.79 : 23,712,158.84 = 4,727,791.20 : x
  2. Step 2: Convert to fraction form
    15,805,849.79/23,712,158.84 = 4,727,791.20/x
  3. Step 3: Cross multiply
    15,805,849.79x = 23,712,158.84 × 4,727,791.20
  4. Step 4: Simplify right side
    15,805,849.79x = 112,106,135,873,115.27
  5. Step 5: Solve for x
    x = 112,106,135,873,115.27/15,805,849.79
  6. Step 6: Final answer
    x = 7,092,699.05

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.