Home / 67,514,538.40-101,274,572.40-19,645,482.40

Finding the Fourth Proportional to 67,514,538.40, 101,274,572.40 and 19,645,482.40

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Solution

The fourth proportional to 67,514,538.40, 101,274,572.40 and 19,645,482.40 is: 29,469,028.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,514,538.40 : 101,274,572.40 = 19,645,482.40 : x
  2. Step 2: Convert to fraction form
    67,514,538.40/101,274,572.40 = 19,645,482.40/x
  3. Step 3: Cross multiply
    67,514,538.40x = 101,274,572.40 × 19,645,482.40
  4. Step 4: Simplify right side
    67,514,538.40x = 1,989,587,829,651,725.75
  5. Step 5: Solve for x
    x = 1,989,587,829,651,725.75/67,514,538.40
  6. Step 6: Final answer
    x = 29,469,028.11

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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.