Home / 30,253,543.20-45,380,314.80-17,498,959.20

Finding the Fourth Proportional to 30,253,543.20, 45,380,314.80 and 17,498,959.20

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Solution

The fourth proportional to 30,253,543.20, 45,380,314.80 and 17,498,959.20 is: 26,248,438.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,253,543.20 : 45,380,314.80 = 17,498,959.20 : x
  2. Step 2: Convert to fraction form
    30,253,543.20/45,380,314.80 = 17,498,959.20/x
  3. Step 3: Cross multiply
    30,253,543.20x = 45,380,314.80 × 17,498,959.20
  4. Step 4: Simplify right side
    30,253,543.20x = 794,108,277,168,356.12
  5. Step 5: Solve for x
    x = 794,108,277,168,356.12/30,253,543.20
  6. Step 6: Final answer
    x = 26,248,438.80

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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.