Home / 15,329,999.20-22,986,250.80-5,745,690.40

Finding the Fourth Proportional to 15,329,999.20, 22,986,250.80 and 5,745,690.40

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Solution

The fourth proportional to 15,329,999.20, 22,986,250.80 and 5,745,690.40 is: 8,615,256.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,329,999.20 : 22,986,250.80 = 5,745,690.40 : x
  2. Step 2: Convert to fraction form
    15,329,999.20/22,986,250.80 = 5,745,690.40/x
  3. Step 3: Cross multiply
    15,329,999.20x = 22,986,250.80 × 5,745,690.40
  4. Step 4: Simplify right side
    15,329,999.20x = 132,071,880,553,552.33
  5. Step 5: Solve for x
    x = 132,071,880,553,552.33/15,329,999.20
  6. Step 6: Final answer
    x = 8,615,256.85

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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.