Home / 21,984,606.40-32,976,909.60-15,607,314.40

Finding the Fourth Proportional to 21,984,606.40, 32,976,909.60 and 15,607,314.40

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Solution

The fourth proportional to 21,984,606.40, 32,976,909.60 and 15,607,314.40 is: 23,410,971.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,984,606.40 : 32,976,909.60 = 15,607,314.40 : x
  2. Step 2: Convert to fraction form
    21,984,606.40/32,976,909.60 = 15,607,314.40/x
  3. Step 3: Cross multiply
    21,984,606.40x = 32,976,909.60 × 15,607,314.40
  4. Step 4: Simplify right side
    21,984,606.40x = 514,680,996,067,578.25
  5. Step 5: Solve for x
    x = 514,680,996,067,578.25/21,984,606.40
  6. Step 6: Final answer
    x = 23,410,971.60

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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.