Home / 25,542,545.18-38,312,444.10-12,575,769.12

Finding the Fourth Proportional to 25,542,545.18, 38,312,444.10 and 12,575,769.12

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Solution

The fourth proportional to 25,542,545.18, 38,312,444.10 and 12,575,769.12 is: 18,862,977.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,542,545.18 : 38,312,444.10 = 12,575,769.12 : x
  2. Step 2: Convert to fraction form
    25,542,545.18/38,312,444.10 = 12,575,769.12/x
  3. Step 3: Cross multiply
    25,542,545.18x = 38,312,444.10 × 12,575,769.12
  4. Step 4: Simplify right side
    25,542,545.18x = 481,808,451,424,506.19
  5. Step 5: Solve for x
    x = 481,808,451,424,506.19/25,542,545.18
  6. Step 6: Final answer
    x = 18,862,977.36

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1.5x scale

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.