Home / 16,123,430.40-24,185,145.60-5,342,395.20

Finding the Fourth Proportional to 16,123,430.40, 24,185,145.60 and 5,342,395.20

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Solution

The fourth proportional to 16,123,430.40, 24,185,145.60 and 5,342,395.20 is: 8,013,592.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,123,430.40 : 24,185,145.60 = 5,342,395.20 : x
  2. Step 2: Convert to fraction form
    16,123,430.40/24,185,145.60 = 5,342,395.20/x
  3. Step 3: Cross multiply
    16,123,430.40x = 24,185,145.60 × 5,342,395.20
  4. Step 4: Simplify right side
    16,123,430.40x = 129,206,605,764,741.12
  5. Step 5: Solve for x
    x = 129,206,605,764,741.12/16,123,430.40
  6. Step 6: Final answer
    x = 8,013,592.80

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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.