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Finding the Fourth Proportional to 16,641,130.40, 24,961,695.60 and 6,544,080.80

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Solution

The fourth proportional to 16,641,130.40, 24,961,695.60 and 6,544,080.80 is: 9,816,121.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,641,130.40 : 24,961,695.60 = 6,544,080.80 : x
  2. Step 2: Convert to fraction form
    16,641,130.40/24,961,695.60 = 6,544,080.80/x
  3. Step 3: Cross multiply
    16,641,130.40x = 24,961,695.60 × 6,544,080.80
  4. Step 4: Simplify right side
    16,641,130.40x = 163,351,352,911,404.50
  5. Step 5: Solve for x
    x = 163,351,352,911,404.50/16,641,130.40
  6. Step 6: Final answer
    x = 9,816,121.20

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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.