Home / 8,889,790.95-13,334,686.43-8,541,426.15

Finding the Fourth Proportional to 8,889,790.95, 13,334,686.43 and 8,541,426.15

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Solution

The fourth proportional to 8,889,790.95, 13,334,686.43 and 8,541,426.15 is: 12,812,139.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,889,790.95 : 13,334,686.43 = 8,541,426.15 : x
  2. Step 2: Convert to fraction form
    8,889,790.95/13,334,686.43 = 8,541,426.15/x
  3. Step 3: Cross multiply
    8,889,790.95x = 13,334,686.43 × 8,541,426.15
  4. Step 4: Simplify right side
    8,889,790.95x = 113,897,239,332,545.03
  5. Step 5: Solve for x
    x = 113,897,239,332,545.03/8,889,790.95
  6. Step 6: Final answer
    x = 12,812,139.23

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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.