Home / 10,492,430.12-15,732,234.23-5,029,196.65

Finding the Fourth Proportional to 10,492,430.12, 15,732,234.23 and 5,029,196.65

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Solution

The fourth proportional to 10,492,430.12, 15,732,234.23 and 5,029,196.65 is: 7,540,722.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,492,430.12 : 15,732,234.23 = 5,029,196.65 : x
  2. Step 2: Convert to fraction form
    10,492,430.12/15,732,234.23 = 5,029,196.65/x
  3. Step 3: Cross multiply
    10,492,430.12x = 15,732,234.23 × 5,029,196.65
  4. Step 4: Simplify right side
    10,492,430.12x = 79,120,499,659,773.73
  5. Step 5: Solve for x
    x = 79,120,499,659,773.73/10,492,430.12
  6. Step 6: Final answer
    x = 7,540,722.10

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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.