Home / 73,789,969.20-110,684,953.80-25,920,913.20

Finding the Fourth Proportional to 73,789,969.20, 110,684,953.80 and 25,920,913.20

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Solution

The fourth proportional to 73,789,969.20, 110,684,953.80 and 25,920,913.20 is: 38,881,369.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,789,969.20 : 110,684,953.80 = 25,920,913.20 : x
  2. Step 2: Convert to fraction form
    73,789,969.20/110,684,953.80 = 25,920,913.20/x
  3. Step 3: Cross multiply
    73,789,969.20x = 110,684,953.80 × 25,920,913.20
  4. Step 4: Simplify right side
    73,789,969.20x = 2,869,055,079,995,810
  5. Step 5: Solve for x
    x = 2,869,055,079,995,810/73,789,969.20
  6. Step 6: Final answer
    x = 38,881,369.80

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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.