Home / 9,128,520.74-12,597,659.27-4,998,726.17

Finding the Fourth Proportional to 9,128,520.74, 12,597,659.27 and 4,998,726.17

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Solution

The fourth proportional to 9,128,520.74, 12,597,659.27 and 4,998,726.17 is: 6,898,406.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,128,520.74 : 12,597,659.27 = 4,998,726.17 : x
  2. Step 2: Convert to fraction form
    9,128,520.74/12,597,659.27 = 4,998,726.17/x
  3. Step 3: Cross multiply
    9,128,520.74x = 12,597,659.27 × 4,998,726.17
  4. Step 4: Simplify right side
    9,128,520.74x = 62,972,248,985,710.17
  5. Step 5: Solve for x
    x = 62,972,248,985,710.17/9,128,520.74
  6. Step 6: Final answer
    x = 6,898,406.74

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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.