Home / 13,010,823.30-19,502,238.15-4,920,672.90

Finding the Fourth Proportional to 13,010,823.30, 19,502,238.15 and 4,920,672.90

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Solution

The fourth proportional to 13,010,823.30, 19,502,238.15 and 4,920,672.90 is: 7,375,715.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,010,823.30 : 19,502,238.15 = 4,920,672.90 : x
  2. Step 2: Convert to fraction form
    13,010,823.30/19,502,238.15 = 4,920,672.90/x
  3. Step 3: Cross multiply
    13,010,823.30x = 19,502,238.15 × 4,920,672.90
  4. Step 4: Simplify right side
    13,010,823.30x = 95,964,134,754,051.14
  5. Step 5: Solve for x
    x = 95,964,134,754,051.14/13,010,823.30
  6. Step 6: Final answer
    x = 7,375,715.78

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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.