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Finding the Fourth Proportional to 22,474,899.60, 33,712,349.40 and 15,672,454.80

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Solution

The fourth proportional to 22,474,899.60, 33,712,349.40 and 15,672,454.80 is: 23,508,682.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,474,899.60 : 33,712,349.40 = 15,672,454.80 : x
  2. Step 2: Convert to fraction form
    22,474,899.60/33,712,349.40 = 15,672,454.80/x
  3. Step 3: Cross multiply
    22,474,899.60x = 33,712,349.40 × 15,672,454.80
  4. Step 4: Simplify right side
    22,474,899.60x = 528,355,272,173,307.12
  5. Step 5: Solve for x
    x = 528,355,272,173,307.12/22,474,899.60
  6. Step 6: Final answer
    x = 23,508,682.20

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1.5x scale

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.