Home / 58,046,017.56-87,069,013.50-21,160,672.86

Finding the Fourth Proportional to 58,046,017.56, 87,069,013.50 and 21,160,672.86

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Solution

The fourth proportional to 58,046,017.56, 87,069,013.50 and 21,160,672.86 is: 31,741,004.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,046,017.56 : 87,069,013.50 = 21,160,672.86 : x
  2. Step 2: Convert to fraction form
    58,046,017.56/87,069,013.50 = 21,160,672.86/x
  3. Step 3: Cross multiply
    58,046,017.56x = 87,069,013.50 × 21,160,672.86
  4. Step 4: Simplify right side
    58,046,017.56x = 1,842,438,910,916,423.50
  5. Step 5: Solve for x
    x = 1,842,438,910,916,423.50/58,046,017.56
  6. Step 6: Final answer
    x = 31,741,004.61

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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.