Home / 48,740,551.07-67,269,371.40-31,107,061.67

Finding the Fourth Proportional to 48,740,551.07, 67,269,371.40 and 31,107,061.67

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Solution

The fourth proportional to 48,740,551.07, 67,269,371.40 and 31,107,061.67 is: 42,932,474.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,740,551.07 : 67,269,371.40 = 31,107,061.67 : x
  2. Step 2: Convert to fraction form
    48,740,551.07/67,269,371.40 = 31,107,061.67/x
  3. Step 3: Cross multiply
    48,740,551.07x = 67,269,371.40 × 31,107,061.67
  4. Step 4: Simplify right side
    48,740,551.07x = 2,092,552,484,305,587.50
  5. Step 5: Solve for x
    x = 2,092,552,484,305,587.50/48,740,551.07
  6. Step 6: Final answer
    x = 42,932,474.88

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.