Home / 15,746,667.90-23,620,001.85-7,784,043.90

Finding the Fourth Proportional to 15,746,667.90, 23,620,001.85 and 7,784,043.90

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Solution

The fourth proportional to 15,746,667.90, 23,620,001.85 and 7,784,043.90 is: 11,676,065.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,746,667.90 : 23,620,001.85 = 7,784,043.90 : x
  2. Step 2: Convert to fraction form
    15,746,667.90/23,620,001.85 = 7,784,043.90/x
  3. Step 3: Cross multiply
    15,746,667.90x = 23,620,001.85 × 7,784,043.90
  4. Step 4: Simplify right side
    15,746,667.90x = 183,859,131,318,481.25
  5. Step 5: Solve for x
    x = 183,859,131,318,481.25/15,746,667.90
  6. Step 6: Final answer
    x = 11,676,065.85

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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.