Home / 67,391,564.93-101,087,643.56-21,333,660.23

Finding the Fourth Proportional to 67,391,564.93, 101,087,643.56 and 21,333,660.23

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Solution

The fourth proportional to 67,391,564.93, 101,087,643.56 and 21,333,660.23 is: 32,000,584.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,391,564.93 : 101,087,643.56 = 21,333,660.23 : x
  2. Step 2: Convert to fraction form
    67,391,564.93/101,087,643.56 = 21,333,660.23/x
  3. Step 3: Cross multiply
    67,391,564.93x = 101,087,643.56 × 21,333,660.23
  4. Step 4: Simplify right side
    67,391,564.93x = 2,156,569,440,548,281.50
  5. Step 5: Solve for x
    x = 2,156,569,440,548,281.50/67,391,564.93
  6. Step 6: Final answer
    x = 32,000,584.09

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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.