Home / 81,724,076.06-122,471,397.18-44,740,889.10

Finding the Fourth Proportional to 81,724,076.06, 122,471,397.18 and 44,740,889.10

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Solution

The fourth proportional to 81,724,076.06, 122,471,397.18 and 44,740,889.10 is: 67,048,530.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,724,076.06 : 122,471,397.18 = 44,740,889.10 : x
  2. Step 2: Convert to fraction form
    81,724,076.06/122,471,397.18 = 44,740,889.10/x
  3. Step 3: Cross multiply
    81,724,076.06x = 122,471,397.18 × 44,740,889.10
  4. Step 4: Simplify right side
    81,724,076.06x = 5,479,479,199,152,433
  5. Step 5: Solve for x
    x = 5,479,479,199,152,433/81,724,076.06
  6. Step 6: Final answer
    x = 67,048,530.42

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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.