Home / 21,433,077.40-32,149,616.10-6,288,539.80

Finding the Fourth Proportional to 21,433,077.40, 32,149,616.10 and 6,288,539.80

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Solution

The fourth proportional to 21,433,077.40, 32,149,616.10 and 6,288,539.80 is: 9,432,809.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,433,077.40 : 32,149,616.10 = 6,288,539.80 : x
  2. Step 2: Convert to fraction form
    21,433,077.40/32,149,616.10 = 6,288,539.80/x
  3. Step 3: Cross multiply
    21,433,077.40x = 32,149,616.10 × 6,288,539.80
  4. Step 4: Simplify right side
    21,433,077.40x = 202,174,140,399,570.78
  5. Step 5: Solve for x
    x = 202,174,140,399,570.78/21,433,077.40
  6. Step 6: Final answer
    x = 9,432,809.70

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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.