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Finding the Fourth Proportional to 16,574,515.40, 24,861,773.10 and 8,484,802.40

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Solution

The fourth proportional to 16,574,515.40, 24,861,773.10 and 8,484,802.40 is: 12,727,203.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,574,515.40 : 24,861,773.10 = 8,484,802.40 : x
  2. Step 2: Convert to fraction form
    16,574,515.40/24,861,773.10 = 8,484,802.40/x
  3. Step 3: Cross multiply
    16,574,515.40x = 24,861,773.10 × 8,484,802.40
  4. Step 4: Simplify right side
    16,574,515.40x = 210,947,232,067,135.47
  5. Step 5: Solve for x
    x = 210,947,232,067,135.47/16,574,515.40
  6. Step 6: Final answer
    x = 12,727,203.60

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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.