Home / 13,152,002.20-19,700,009.70-10,912,514.20

Finding the Fourth Proportional to 13,152,002.20, 19,700,009.70 and 10,912,514.20

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Solution

The fourth proportional to 13,152,002.20, 19,700,009.70 and 10,912,514.20 is: 16,345,544.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,152,002.20 : 19,700,009.70 = 10,912,514.20 : x
  2. Step 2: Convert to fraction form
    13,152,002.20/19,700,009.70 = 10,912,514.20/x
  3. Step 3: Cross multiply
    13,152,002.20x = 19,700,009.70 × 10,912,514.20
  4. Step 4: Simplify right side
    13,152,002.20x = 214,976,635,591,387.72
  5. Step 5: Solve for x
    x = 214,976,635,591,387.72/13,152,002.20
  6. Step 6: Final answer
    x = 16,345,544.38

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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.