Home / 18,144,966.30-27,217,449.45-5,364,332.70

Finding the Fourth Proportional to 18,144,966.30, 27,217,449.45 and 5,364,332.70

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Solution

The fourth proportional to 18,144,966.30, 27,217,449.45 and 5,364,332.70 is: 8,046,499.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,144,966.30 : 27,217,449.45 = 5,364,332.70 : x
  2. Step 2: Convert to fraction form
    18,144,966.30/27,217,449.45 = 5,364,332.70/x
  3. Step 3: Cross multiply
    18,144,966.30x = 27,217,449.45 × 5,364,332.70
  4. Step 4: Simplify right side
    18,144,966.30x = 146,003,454,095,232.03
  5. Step 5: Solve for x
    x = 146,003,454,095,232.03/18,144,966.30
  6. Step 6: Final answer
    x = 8,046,499.05

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1.5x scale

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.