Home / 38,154,541.31-57,250,741.67-15,124,989.05

Finding the Fourth Proportional to 38,154,541.31, 57,250,741.67 and 15,124,989.05

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Solution

The fourth proportional to 38,154,541.31, 57,250,741.67 and 15,124,989.05 is: 22,694,987.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,154,541.31 : 57,250,741.67 = 15,124,989.05 : x
  2. Step 2: Convert to fraction form
    38,154,541.31/57,250,741.67 = 15,124,989.05/x
  3. Step 3: Cross multiply
    38,154,541.31x = 57,250,741.67 × 15,124,989.05
  4. Step 4: Simplify right side
    38,154,541.31x = 865,916,840,863,128.75
  5. Step 5: Solve for x
    x = 865,916,840,863,128.75/38,154,541.31
  6. Step 6: Final answer
    x = 22,694,987.57

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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.