Home / 20,132,897.56-27,774,560.82-13,604,148.52

Finding the Fourth Proportional to 20,132,897.56, 27,774,560.82 and 13,604,148.52

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Solution

The fourth proportional to 20,132,897.56, 27,774,560.82 and 13,604,148.52 is: 18,767,753.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,132,897.56 : 27,774,560.82 = 13,604,148.52 : x
  2. Step 2: Convert to fraction form
    20,132,897.56/27,774,560.82 = 13,604,148.52/x
  3. Step 3: Cross multiply
    20,132,897.56x = 27,774,560.82 × 13,604,148.52
  4. Step 4: Simplify right side
    20,132,897.56x = 377,849,250,473,053
  5. Step 5: Solve for x
    x = 377,849,250,473,053/20,132,897.56
  6. Step 6: Final answer
    x = 18,767,753.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.