Home / 21,984,437.40-32,976,656.10-9,219,355.80

Finding the Fourth Proportional to 21,984,437.40, 32,976,656.10 and 9,219,355.80

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Solution

The fourth proportional to 21,984,437.40, 32,976,656.10 and 9,219,355.80 is: 13,829,033.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,984,437.40 : 32,976,656.10 = 9,219,355.80 : x
  2. Step 2: Convert to fraction form
    21,984,437.40/32,976,656.10 = 9,219,355.80/x
  3. Step 3: Cross multiply
    21,984,437.40x = 32,976,656.10 × 9,219,355.80
  4. Step 4: Simplify right side
    21,984,437.40x = 304,023,525,680,140.44
  5. Step 5: Solve for x
    x = 304,023,525,680,140.44/21,984,437.40
  6. Step 6: Final answer
    x = 13,829,033.70

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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.