Home / 29,293,292.70-40,427,139.51-16,244,644.68

Finding the Fourth Proportional to 29,293,292.70, 40,427,139.51 and 16,244,644.68

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Solution

The fourth proportional to 29,293,292.70, 40,427,139.51 and 16,244,644.68 is: 22,418,938.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,293,292.70 : 40,427,139.51 = 16,244,644.68 : x
  2. Step 2: Convert to fraction form
    29,293,292.70/40,427,139.51 = 16,244,644.68/x
  3. Step 3: Cross multiply
    29,293,292.70x = 40,427,139.51 × 16,244,644.68
  4. Step 4: Simplify right side
    29,293,292.70x = 656,724,516,768,739.25
  5. Step 5: Solve for x
    x = 656,724,516,768,739.25/29,293,292.70
  6. Step 6: Final answer
    x = 22,418,938.13

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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.