Home / 38,730,081.20-58,095,121.80-18,574,689.20

Finding the Fourth Proportional to 38,730,081.20, 58,095,121.80 and 18,574,689.20

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Solution

The fourth proportional to 38,730,081.20, 58,095,121.80 and 18,574,689.20 is: 27,862,033.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,730,081.20 : 58,095,121.80 = 18,574,689.20 : x
  2. Step 2: Convert to fraction form
    38,730,081.20/58,095,121.80 = 18,574,689.20/x
  3. Step 3: Cross multiply
    38,730,081.20x = 58,095,121.80 × 18,574,689.20
  4. Step 4: Simplify right side
    38,730,081.20x = 1,079,098,831,471,144.50
  5. Step 5: Solve for x
    x = 1,079,098,831,471,144.50/38,730,081.20
  6. Step 6: Final answer
    x = 27,862,033.80

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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.