Home / 18,286,691.35-25,235,345.15-10,026,821.55

Finding the Fourth Proportional to 18,286,691.35, 25,235,345.15 and 10,026,821.55

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Solution

The fourth proportional to 18,286,691.35, 25,235,345.15 and 10,026,821.55 is: 13,836,855.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,286,691.35 : 25,235,345.15 = 10,026,821.55 : x
  2. Step 2: Convert to fraction form
    18,286,691.35/25,235,345.15 = 10,026,821.55/x
  3. Step 3: Cross multiply
    18,286,691.35x = 25,235,345.15 × 10,026,821.55
  4. Step 4: Simplify right side
    18,286,691.35x = 253,030,302,571,708
  5. Step 5: Solve for x
    x = 253,030,302,571,708/18,286,691.35
  6. Step 6: Final answer
    x = 13,836,855.32

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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.