Home / 73,368,948.10-110,053,422.15-72,235,207.30

Finding the Fourth Proportional to 73,368,948.10, 110,053,422.15 and 72,235,207.30

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Solution

The fourth proportional to 73,368,948.10, 110,053,422.15 and 72,235,207.30 is: 108,352,810.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,368,948.10 : 110,053,422.15 = 72,235,207.30 : x
  2. Step 2: Convert to fraction form
    73,368,948.10/110,053,422.15 = 72,235,207.30/x
  3. Step 3: Cross multiply
    73,368,948.10x = 110,053,422.15 × 72,235,207.30
  4. Step 4: Simplify right side
    73,368,948.10x = 7,949,731,763,079,662
  5. Step 5: Solve for x
    x = 7,949,731,763,079,662/73,368,948.10
  6. Step 6: Final answer
    x = 108,352,810.95

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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.