Home / 29,520,999.70-44,287,720.35-12,472,897.30

Finding the Fourth Proportional to 29,520,999.70, 44,287,720.35 and 12,472,897.30

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Solution

The fourth proportional to 29,520,999.70, 44,287,720.35 and 12,472,897.30 is: 18,711,974.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,520,999.70 : 44,287,720.35 = 12,472,897.30 : x
  2. Step 2: Convert to fraction form
    29,520,999.70/44,287,720.35 = 12,472,897.30/x
  3. Step 3: Cross multiply
    29,520,999.70x = 44,287,720.35 × 12,472,897.30
  4. Step 4: Simplify right side
    29,520,999.70x = 552,396,187,576,670.12
  5. Step 5: Solve for x
    x = 552,396,187,576,670.12/29,520,999.70
  6. Step 6: Final answer
    x = 18,711,974.30

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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.