Home / 19,318,349.60-28,977,524.40-14,499,951.20

Finding the Fourth Proportional to 19,318,349.60, 28,977,524.40 and 14,499,951.20

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Solution

The fourth proportional to 19,318,349.60, 28,977,524.40 and 14,499,951.20 is: 21,749,926.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,318,349.60 : 28,977,524.40 = 14,499,951.20 : x
  2. Step 2: Convert to fraction form
    19,318,349.60/28,977,524.40 = 14,499,951.20/x
  3. Step 3: Cross multiply
    19,318,349.60x = 28,977,524.40 × 14,499,951.20
  4. Step 4: Simplify right side
    19,318,349.60x = 420,172,689,696,809.25
  5. Step 5: Solve for x
    x = 420,172,689,696,809.25/19,318,349.60
  6. Step 6: Final answer
    x = 21,749,926.80

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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.