Home / 27,144,041.20-37,476,814.53-20,853,364.57

Finding the Fourth Proportional to 27,144,041.20, 37,476,814.53 and 20,853,364.57

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Solution

The fourth proportional to 27,144,041.20, 37,476,814.53 and 20,853,364.57 is: 28,791,500.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,144,041.20 : 37,476,814.53 = 20,853,364.57 : x
  2. Step 2: Convert to fraction form
    27,144,041.20/37,476,814.53 = 20,853,364.57/x
  3. Step 3: Cross multiply
    27,144,041.20x = 37,476,814.53 × 20,853,364.57
  4. Step 4: Simplify right side
    27,144,041.20x = 781,517,676,316,363.25
  5. Step 5: Solve for x
    x = 781,517,676,316,363.25/27,144,041.20
  6. Step 6: Final answer
    x = 28,791,500.52

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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.