Home / 21,726,944.10-32,590,416.15-21,391,020.90

Finding the Fourth Proportional to 21,726,944.10, 32,590,416.15 and 21,391,020.90

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Solution

The fourth proportional to 21,726,944.10, 32,590,416.15 and 21,391,020.90 is: 32,086,531.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,726,944.10 : 32,590,416.15 = 21,391,020.90 : x
  2. Step 2: Convert to fraction form
    21,726,944.10/32,590,416.15 = 21,391,020.90/x
  3. Step 3: Cross multiply
    21,726,944.10x = 32,590,416.15 × 21,391,020.90
  4. Step 4: Simplify right side
    21,726,944.10x = 697,142,273,004,347.50
  5. Step 5: Solve for x
    x = 697,142,273,004,347.50/21,726,944.10
  6. Step 6: Final answer
    x = 32,086,531.35

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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.