Home / 12,698,301.17-17,523,705.98-6,897,179.86

Finding the Fourth Proportional to 12,698,301.17, 17,523,705.98 and 6,897,179.86

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Solution

The fourth proportional to 12,698,301.17, 17,523,705.98 and 6,897,179.86 is: 9,518,135.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,698,301.17 : 17,523,705.98 = 6,897,179.86 : x
  2. Step 2: Convert to fraction form
    12,698,301.17/17,523,705.98 = 6,897,179.86/x
  3. Step 3: Cross multiply
    12,698,301.17x = 17,523,705.98 × 6,897,179.86
  4. Step 4: Simplify right side
    12,698,301.17x = 120,864,151,957,817.58
  5. Step 5: Solve for x
    x = 120,864,151,957,817.58/12,698,301.17
  6. Step 6: Final answer
    x = 9,518,135.56

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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.