Home / 15,691,215.45-23,536,823.18-5,590,191.45

Finding the Fourth Proportional to 15,691,215.45, 23,536,823.18 and 5,590,191.45

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Solution

The fourth proportional to 15,691,215.45, 23,536,823.18 and 5,590,191.45 is: 8,385,287.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,691,215.45 : 23,536,823.18 = 5,590,191.45 : x
  2. Step 2: Convert to fraction form
    15,691,215.45/23,536,823.18 = 5,590,191.45/x
  3. Step 3: Cross multiply
    15,691,215.45x = 23,536,823.18 × 5,590,191.45
  4. Step 4: Simplify right side
    15,691,215.45x = 131,575,347,700,997.81
  5. Step 5: Solve for x
    x = 131,575,347,700,997.81/15,691,215.45
  6. Step 6: Final answer
    x = 8,385,287.18

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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.