Home / 12,541,040.10-18,829,056.15-8,020,073.70

Finding the Fourth Proportional to 12,541,040.10, 18,829,056.15 and 8,020,073.70

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Solution

The fourth proportional to 12,541,040.10, 18,829,056.15 and 8,020,073.70 is: 12,041,299.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,541,040.10 : 18,829,056.15 = 8,020,073.70 : x
  2. Step 2: Convert to fraction form
    12,541,040.10/18,829,056.15 = 8,020,073.70/x
  3. Step 3: Cross multiply
    12,541,040.10x = 18,829,056.15 × 8,020,073.70
  4. Step 4: Simplify right side
    12,541,040.10x = 151,010,418,024,438.25
  5. Step 5: Solve for x
    x = 151,010,418,024,438.25/12,541,040.10
  6. Step 6: Final answer
    x = 12,041,299.35

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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.