Home / 54,310,610.80-81,465,916.20-48,358,471.60

Finding the Fourth Proportional to 54,310,610.80, 81,465,916.20 and 48,358,471.60

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Solution

The fourth proportional to 54,310,610.80, 81,465,916.20 and 48,358,471.60 is: 72,537,707.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,310,610.80 : 81,465,916.20 = 48,358,471.60 : x
  2. Step 2: Convert to fraction form
    54,310,610.80/81,465,916.20 = 48,358,471.60/x
  3. Step 3: Cross multiply
    54,310,610.80x = 81,465,916.20 × 48,358,471.60
  4. Step 4: Simplify right side
    54,310,610.80x = 3,939,567,194,925,680
  5. Step 5: Solve for x
    x = 3,939,567,194,925,680/54,310,610.80
  6. Step 6: Final answer
    x = 72,537,707.40

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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.