Home / 28,145,435.29-38,820,677.78-25,829,805.52

Finding the Fourth Proportional to 28,145,435.29, 38,820,677.78 and 25,829,805.52

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Solution

The fourth proportional to 28,145,435.29, 38,820,677.78 and 25,829,805.52 is: 35,626,756.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,145,435.29 : 38,820,677.78 = 25,829,805.52 : x
  2. Step 2: Convert to fraction form
    28,145,435.29/38,820,677.78 = 25,829,805.52/x
  3. Step 3: Cross multiply
    28,145,435.29x = 38,820,677.78 × 25,829,805.52
  4. Step 4: Simplify right side
    28,145,435.29x = 1,002,730,556,888,732.88
  5. Step 5: Solve for x
    x = 1,002,730,556,888,732.88/28,145,435.29
  6. Step 6: Final answer
    x = 35,626,756.05

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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.