Home / 67,312,042.60-92,897,999.46-39,060,638.92

Finding the Fourth Proportional to 67,312,042.60, 92,897,999.46 and 39,060,638.92

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Solution

The fourth proportional to 67,312,042.60, 92,897,999.46 and 39,060,638.92 is: 53,907,964.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,312,042.60 : 92,897,999.46 = 39,060,638.92 : x
  2. Step 2: Convert to fraction form
    67,312,042.60/92,897,999.46 = 39,060,638.92/x
  3. Step 3: Cross multiply
    67,312,042.60x = 92,897,999.46 × 39,060,638.92
  4. Step 4: Simplify right side
    67,312,042.60x = 3,628,655,213,297,415
  5. Step 5: Solve for x
    x = 3,628,655,213,297,415/67,312,042.60
  6. Step 6: Final answer
    x = 53,907,964.65

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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.