Home / 21,984,641.40-32,976,962.10-16,245,078.60

Finding the Fourth Proportional to 21,984,641.40, 32,976,962.10 and 16,245,078.60

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Solution

The fourth proportional to 21,984,641.40, 32,976,962.10 and 16,245,078.60 is: 24,367,617.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,984,641.40 : 32,976,962.10 = 16,245,078.60 : x
  2. Step 2: Convert to fraction form
    21,984,641.40/32,976,962.10 = 16,245,078.60/x
  3. Step 3: Cross multiply
    21,984,641.40x = 32,976,962.10 × 16,245,078.60
  4. Step 4: Simplify right side
    21,984,641.40x = 535,713,341,303,721.06
  5. Step 5: Solve for x
    x = 535,713,341,303,721.06/21,984,641.40
  6. Step 6: Final answer
    x = 24,367,617.90

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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.