Home / 73,386,036.80-110,079,055.20-39,373,812.80

Finding the Fourth Proportional to 73,386,036.80, 110,079,055.20 and 39,373,812.80

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Solution

The fourth proportional to 73,386,036.80, 110,079,055.20 and 39,373,812.80 is: 59,060,719.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,386,036.80 : 110,079,055.20 = 39,373,812.80 : x
  2. Step 2: Convert to fraction form
    73,386,036.80/110,079,055.20 = 39,373,812.80/x
  3. Step 3: Cross multiply
    73,386,036.80x = 110,079,055.20 × 39,373,812.80
  4. Step 4: Simplify right side
    73,386,036.80x = 4,334,232,112,645,666.50
  5. Step 5: Solve for x
    x = 4,334,232,112,645,666.50/73,386,036.80
  6. Step 6: Final answer
    x = 59,060,719.20

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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.