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Finding the Fourth Proportional to 23,561,981.70, 35,314,978.95 and 9,915,101.70

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Solution

The fourth proportional to 23,561,981.70, 35,314,978.95 and 9,915,101.70 is: 14,860,872.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,561,981.70 : 35,314,978.95 = 9,915,101.70 : x
  2. Step 2: Convert to fraction form
    23,561,981.70/35,314,978.95 = 9,915,101.70/x
  3. Step 3: Cross multiply
    23,561,981.70x = 35,314,978.95 × 9,915,101.70
  4. Step 4: Simplify right side
    23,561,981.70x = 350,151,607,822,609.19
  5. Step 5: Solve for x
    x = 350,151,607,822,609.19/23,561,981.70
  6. Step 6: Final answer
    x = 14,860,872.58

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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.