Home / 74,423,737.70-111,635,606.55-23,321,420.90

Finding the Fourth Proportional to 74,423,737.70, 111,635,606.55 and 23,321,420.90

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Solution

The fourth proportional to 74,423,737.70, 111,635,606.55 and 23,321,420.90 is: 34,982,131.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,423,737.70 : 111,635,606.55 = 23,321,420.90 : x
  2. Step 2: Convert to fraction form
    74,423,737.70/111,635,606.55 = 23,321,420.90/x
  3. Step 3: Cross multiply
    74,423,737.70x = 111,635,606.55 × 23,321,420.90
  4. Step 4: Simplify right side
    74,423,737.70x = 2,603,500,967,779,346.50
  5. Step 5: Solve for x
    x = 2,603,500,967,779,346.50/74,423,737.70
  6. Step 6: Final answer
    x = 34,982,131.35

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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.