Home / 58,046,016.56-87,069,012-21,160,671.86

Finding the Fourth Proportional to 58,046,016.56, 87,069,012 and 21,160,671.86

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Solution

The fourth proportional to 58,046,016.56, 87,069,012 and 21,160,671.86 is: 31,741,003.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,046,016.56 : 87,069,012 = 21,160,671.86 : x
  2. Step 2: Convert to fraction form
    58,046,016.56/87,069,012 = 21,160,671.86/x
  3. Step 3: Cross multiply
    58,046,016.56x = 87,069,012 × 21,160,671.86
  4. Step 4: Simplify right side
    58,046,016.56x = 1,842,438,792,106,402.25
  5. Step 5: Solve for x
    x = 1,842,438,792,106,402.25/58,046,016.56
  6. Step 6: Final answer
    x = 31,741,003.11

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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.