Home / 81,661,050.70-122,515,490.68-24,154,853.24

Finding the Fourth Proportional to 81,661,050.70, 122,515,490.68 and 24,154,853.24

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Solution

The fourth proportional to 81,661,050.70, 122,515,490.68 and 24,154,853.24 is: 36,239,353.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,661,050.70 : 122,515,490.68 = 24,154,853.24 : x
  2. Step 2: Convert to fraction form
    81,661,050.70/122,515,490.68 = 24,154,853.24/x
  3. Step 3: Cross multiply
    81,661,050.70x = 122,515,490.68 × 24,154,853.24
  4. Step 4: Simplify right side
    81,661,050.70x = 2,959,343,697,001,988
  5. Step 5: Solve for x
    x = 2,959,343,697,001,988/81,661,050.70
  6. Step 6: Final answer
    x = 36,239,353.67

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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.