Home / 27,559,377.29-38,031,638.85-15,169,205.81

Finding the Fourth Proportional to 27,559,377.29, 38,031,638.85 and 15,169,205.81

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Solution

The fourth proportional to 27,559,377.29, 38,031,638.85 and 15,169,205.81 is: 20,933,337.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,559,377.29 : 38,031,638.85 = 15,169,205.81 : x
  2. Step 2: Convert to fraction form
    27,559,377.29/38,031,638.85 = 15,169,205.81/x
  3. Step 3: Cross multiply
    27,559,377.29x = 38,031,638.85 × 15,169,205.81
  4. Step 4: Simplify right side
    27,559,377.29x = 576,909,757,007,241.75
  5. Step 5: Solve for x
    x = 576,909,757,007,241.75/27,559,377.29
  6. Step 6: Final answer
    x = 20,933,337.90

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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.