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Finding the Fourth Proportional to 22,013,648.80, 32,955,154.80 and 16,358,941.60

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Solution

The fourth proportional to 22,013,648.80, 32,955,154.80 and 16,358,941.60 is: 24,489,872.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,013,648.80 : 32,955,154.80 = 16,358,941.60 : x
  2. Step 2: Convert to fraction form
    22,013,648.80/32,955,154.80 = 16,358,941.60/x
  3. Step 3: Cross multiply
    22,013,648.80x = 32,955,154.80 × 16,358,941.60
  4. Step 4: Simplify right side
    22,013,648.80x = 539,111,452,792,159.69
  5. Step 5: Solve for x
    x = 539,111,452,792,159.69/22,013,648.80
  6. Step 6: Final answer
    x = 24,489,872.52

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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.