Home / 38,743,280.40-58,114,920.60-21,737,168.40

Finding the Fourth Proportional to 38,743,280.40, 58,114,920.60 and 21,737,168.40

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Solution

The fourth proportional to 38,743,280.40, 58,114,920.60 and 21,737,168.40 is: 32,605,752.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,743,280.40 : 58,114,920.60 = 21,737,168.40 : x
  2. Step 2: Convert to fraction form
    38,743,280.40/58,114,920.60 = 21,737,168.40/x
  3. Step 3: Cross multiply
    38,743,280.40x = 58,114,920.60 × 21,737,168.40
  4. Step 4: Simplify right side
    38,743,280.40x = 1,263,253,815,634,829
  5. Step 5: Solve for x
    x = 1,263,253,815,634,829/38,743,280.40
  6. Step 6: Final answer
    x = 32,605,752.60

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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.