Home / 16,871,985.75-25,312,294.31-4,904,721.75

Finding the Fourth Proportional to 16,871,985.75, 25,312,294.31 and 4,904,721.75

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Solution

The fourth proportional to 16,871,985.75, 25,312,294.31 and 4,904,721.75 is: 7,358,337.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,871,985.75 : 25,312,294.31 = 4,904,721.75 : x
  2. Step 2: Convert to fraction form
    16,871,985.75/25,312,294.31 = 4,904,721.75/x
  3. Step 3: Cross multiply
    16,871,985.75x = 25,312,294.31 × 4,904,721.75
  4. Step 4: Simplify right side
    16,871,985.75x = 124,149,760,420,134.62
  5. Step 5: Solve for x
    x = 124,149,760,420,134.62/16,871,985.75
  6. Step 6: Final answer
    x = 7,358,337.20

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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.