Home / 29,121,214.40-43,681,821.60-28,743,300.80

Finding the Fourth Proportional to 29,121,214.40, 43,681,821.60 and 28,743,300.80

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Solution

The fourth proportional to 29,121,214.40, 43,681,821.60 and 28,743,300.80 is: 43,114,951.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,121,214.40 : 43,681,821.60 = 28,743,300.80 : x
  2. Step 2: Convert to fraction form
    29,121,214.40/43,681,821.60 = 28,743,300.80/x
  3. Step 3: Cross multiply
    29,121,214.40x = 43,681,821.60 × 28,743,300.80
  4. Step 4: Simplify right side
    29,121,214.40x = 1,255,559,737,740,737.25
  5. Step 5: Solve for x
    x = 1,255,559,737,740,737.25/29,121,214.40
  6. Step 6: Final answer
    x = 43,114,951.20

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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.