Home / 20,042,446.65-30,063,669.98-9,964,750.65

Finding the Fourth Proportional to 20,042,446.65, 30,063,669.98 and 9,964,750.65

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Solution

The fourth proportional to 20,042,446.65, 30,063,669.98 and 9,964,750.65 is: 14,947,125.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,042,446.65 : 30,063,669.98 = 9,964,750.65 : x
  2. Step 2: Convert to fraction form
    20,042,446.65/30,063,669.98 = 9,964,750.65/x
  3. Step 3: Cross multiply
    20,042,446.65x = 30,063,669.98 × 9,964,750.65
  4. Step 4: Simplify right side
    20,042,446.65x = 299,576,974,924,766.75
  5. Step 5: Solve for x
    x = 299,576,974,924,766.75/20,042,446.65
  6. Step 6: Final answer
    x = 14,947,125.98

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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.