Home / 19,541,656.80-29,312,485.20-14,691,765.60

Finding the Fourth Proportional to 19,541,656.80, 29,312,485.20 and 14,691,765.60

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Solution

The fourth proportional to 19,541,656.80, 29,312,485.20 and 14,691,765.60 is: 22,037,648.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,541,656.80 : 29,312,485.20 = 14,691,765.60 : x
  2. Step 2: Convert to fraction form
    19,541,656.80/29,312,485.20 = 14,691,765.60/x
  3. Step 3: Cross multiply
    19,541,656.80x = 29,312,485.20 × 14,691,765.60
  4. Step 4: Simplify right side
    19,541,656.80x = 430,652,161,711,869.12
  5. Step 5: Solve for x
    x = 430,652,161,711,869.12/19,541,656.80
  6. Step 6: Final answer
    x = 22,037,648.40

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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.