Home / 52,259,948.60-78,384,857.40-15,868,658.84

Finding the Fourth Proportional to 52,259,948.60, 78,384,857.40 and 15,868,658.84

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Solution

The fourth proportional to 52,259,948.60, 78,384,857.40 and 15,868,658.84 is: 23,801,450.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,259,948.60 : 78,384,857.40 = 15,868,658.84 : x
  2. Step 2: Convert to fraction form
    52,259,948.60/78,384,857.40 = 15,868,658.84/x
  3. Step 3: Cross multiply
    52,259,948.60x = 78,384,857.40 × 15,868,658.84
  4. Step 4: Simplify right side
    52,259,948.60x = 1,243,862,559,910,725.25
  5. Step 5: Solve for x
    x = 1,243,862,559,910,725.25/52,259,948.60
  6. Step 6: Final answer
    x = 23,801,450.12

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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.