Home / 67,072,887.65-92,546,902.69-39,190,205.04

Finding the Fourth Proportional to 67,072,887.65, 92,546,902.69 and 39,190,205.04

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Solution

The fourth proportional to 67,072,887.65, 92,546,902.69 and 39,190,205.04 is: 54,074,488.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,072,887.65 : 92,546,902.69 = 39,190,205.04 : x
  2. Step 2: Convert to fraction form
    67,072,887.65/92,546,902.69 = 39,190,205.04/x
  3. Step 3: Cross multiply
    67,072,887.65x = 92,546,902.69 × 39,190,205.04
  4. Step 4: Simplify right side
    67,072,887.65x = 3,626,932,091,793,001.50
  5. Step 5: Solve for x
    x = 3,626,932,091,793,001.50/67,072,887.65
  6. Step 6: Final answer
    x = 54,074,488.50

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.