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Finding the Fourth Proportional to 32,867,572.40, 49,341,793.80 and 20,737,012.40

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Solution

The fourth proportional to 32,867,572.40, 49,341,793.80 and 20,737,012.40 is: 31,131,030.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,867,572.40 : 49,341,793.80 = 20,737,012.40 : x
  2. Step 2: Convert to fraction form
    32,867,572.40/49,341,793.80 = 20,737,012.40/x
  3. Step 3: Cross multiply
    32,867,572.40x = 49,341,793.80 × 20,737,012.40
  4. Step 4: Simplify right side
    32,867,572.40x = 1,023,201,389,868,843
  5. Step 5: Solve for x
    x = 1,023,201,389,868,843/32,867,572.40
  6. Step 6: Final answer
    x = 31,131,030.23

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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.