Home / 21,899,189.97-32,849,047.40-13,265,176.41

Finding the Fourth Proportional to 21,899,189.97, 32,849,047.40 and 13,265,176.41

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Solution

The fourth proportional to 21,899,189.97, 32,849,047.40 and 13,265,176.41 is: 19,897,923.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,899,189.97 : 32,849,047.40 = 13,265,176.41 : x
  2. Step 2: Convert to fraction form
    21,899,189.97/32,849,047.40 = 13,265,176.41/x
  3. Step 3: Cross multiply
    21,899,189.97x = 32,849,047.40 × 13,265,176.41
  4. Step 4: Simplify right side
    21,899,189.97x = 435,748,408,595,125.94
  5. Step 5: Solve for x
    x = 435,748,408,595,125.94/21,899,189.97
  6. Step 6: Final answer
    x = 19,897,923.58

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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.