Home / 12,458,851.80-18,646,805.70-9,037,411.80

Finding the Fourth Proportional to 12,458,851.80, 18,646,805.70 and 9,037,411.80

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Solution

The fourth proportional to 12,458,851.80, 18,646,805.70 and 9,037,411.80 is: 13,526,034.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,458,851.80 : 18,646,805.70 = 9,037,411.80 : x
  2. Step 2: Convert to fraction form
    12,458,851.80/18,646,805.70 = 9,037,411.80/x
  3. Step 3: Cross multiply
    12,458,851.80x = 18,646,805.70 × 9,037,411.80
  4. Step 4: Simplify right side
    12,458,851.80x = 168,518,861,865,487.28
  5. Step 5: Solve for x
    x = 168,518,861,865,487.28/12,458,851.80
  6. Step 6: Final answer
    x = 13,526,034.71

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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.