Home / 39,672,130.20-59,508,195.30-28,082,779.80

Finding the Fourth Proportional to 39,672,130.20, 59,508,195.30 and 28,082,779.80

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Solution

The fourth proportional to 39,672,130.20, 59,508,195.30 and 28,082,779.80 is: 42,124,169.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,672,130.20 : 59,508,195.30 = 28,082,779.80 : x
  2. Step 2: Convert to fraction form
    39,672,130.20/59,508,195.30 = 28,082,779.80/x
  3. Step 3: Cross multiply
    39,672,130.20x = 59,508,195.30 × 28,082,779.80
  4. Step 4: Simplify right side
    39,672,130.20x = 1,671,155,544,905,295
  5. Step 5: Solve for x
    x = 1,671,155,544,905,295/39,672,130.20
  6. Step 6: Final answer
    x = 42,124,169.70

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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.