Home / 81,661,051.70-122,515,492.18-24,154,854.24

Finding the Fourth Proportional to 81,661,051.70, 122,515,492.18 and 24,154,854.24

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Solution

The fourth proportional to 81,661,051.70, 122,515,492.18 and 24,154,854.24 is: 36,239,355.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,661,051.70 : 122,515,492.18 = 24,154,854.24 : x
  2. Step 2: Convert to fraction form
    81,661,051.70/122,515,492.18 = 24,154,854.24/x
  3. Step 3: Cross multiply
    81,661,051.70x = 122,515,492.18 × 24,154,854.24
  4. Step 4: Simplify right side
    81,661,051.70x = 2,959,343,855,749,760
  5. Step 5: Solve for x
    x = 2,959,343,855,749,760/81,661,051.70
  6. Step 6: Final answer
    x = 36,239,355.17

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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.