Home / 18,456,150.30-27,684,225.45-13,354,316.70

Finding the Fourth Proportional to 18,456,150.30, 27,684,225.45 and 13,354,316.70

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Solution

The fourth proportional to 18,456,150.30, 27,684,225.45 and 13,354,316.70 is: 20,031,475.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,456,150.30 : 27,684,225.45 = 13,354,316.70 : x
  2. Step 2: Convert to fraction form
    18,456,150.30/27,684,225.45 = 13,354,316.70/x
  3. Step 3: Cross multiply
    18,456,150.30x = 27,684,225.45 × 13,354,316.70
  4. Step 4: Simplify right side
    18,456,150.30x = 369,703,914,253,500
  5. Step 5: Solve for x
    x = 369,703,914,253,500/18,456,150.30
  6. Step 6: Final answer
    x = 20,031,475.05

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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.