Home / 67,391,576.19-101,087,660.43-21,333,671.48

Finding the Fourth Proportional to 67,391,576.19, 101,087,660.43 and 21,333,671.48

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Solution

The fourth proportional to 67,391,576.19, 101,087,660.43 and 21,333,671.48 is: 32,000,600.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,391,576.19 : 101,087,660.43 = 21,333,671.48 : x
  2. Step 2: Convert to fraction form
    67,391,576.19/101,087,660.43 = 21,333,671.48/x
  3. Step 3: Cross multiply
    67,391,576.19x = 101,087,660.43 × 21,333,671.48
  4. Step 4: Simplify right side
    67,391,576.19x = 2,156,570,937,789,977.50
  5. Step 5: Solve for x
    x = 2,156,570,937,789,977.50/67,391,576.19
  6. Step 6: Final answer
    x = 32,000,600.96

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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.