Home / 18,279,684.42-25,225,423.26-10,019,570.10

Finding the Fourth Proportional to 18,279,684.42, 25,225,423.26 and 10,019,570.10

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Solution

The fourth proportional to 18,279,684.42, 25,225,423.26 and 10,019,570.10 is: 13,826,710.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,279,684.42 : 25,225,423.26 = 10,019,570.10 : x
  2. Step 2: Convert to fraction form
    18,279,684.42/25,225,423.26 = 10,019,570.10/x
  3. Step 3: Cross multiply
    18,279,684.42x = 25,225,423.26 × 10,019,570.10
  4. Step 4: Simplify right side
    18,279,684.42x = 252,747,896,655,740.53
  5. Step 5: Solve for x
    x = 252,747,896,655,740.53/18,279,684.42
  6. Step 6: Final answer
    x = 13,826,710.07

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Double scale
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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.