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Finding the Fourth Proportional to 67,793,004.80, 101,689,507.20 and 22,348,894.40

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Solution

The fourth proportional to 67,793,004.80, 101,689,507.20 and 22,348,894.40 is: 33,523,341.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,793,004.80 : 101,689,507.20 = 22,348,894.40 : x
  2. Step 2: Convert to fraction form
    67,793,004.80/101,689,507.20 = 22,348,894.40/x
  3. Step 3: Cross multiply
    67,793,004.80x = 101,689,507.20 × 22,348,894.40
  4. Step 4: Simplify right side
    67,793,004.80x = 2,272,648,058,000,839.50
  5. Step 5: Solve for x
    x = 2,272,648,058,000,839.50/67,793,004.80
  6. Step 6: Final answer
    x = 33,523,341.60

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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.