Home / 20,223,024.10-30,334,536.15-19,278,240.10

Finding the Fourth Proportional to 20,223,024.10, 30,334,536.15 and 19,278,240.10

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Solution

The fourth proportional to 20,223,024.10, 30,334,536.15 and 19,278,240.10 is: 28,917,360.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,223,024.10 : 30,334,536.15 = 19,278,240.10 : x
  2. Step 2: Convert to fraction form
    20,223,024.10/30,334,536.15 = 19,278,240.10/x
  3. Step 3: Cross multiply
    20,223,024.10x = 30,334,536.15 × 19,278,240.10
  4. Step 4: Simplify right side
    20,223,024.10x = 584,796,471,221,829.62
  5. Step 5: Solve for x
    x = 584,796,471,221,829.62/20,223,024.10
  6. Step 6: Final answer
    x = 28,917,360.15

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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.