Home / 35,428,031.20-53,142,046.80-19,261,727.20

Finding the Fourth Proportional to 35,428,031.20, 53,142,046.80 and 19,261,727.20

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Solution

The fourth proportional to 35,428,031.20, 53,142,046.80 and 19,261,727.20 is: 28,892,590.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,428,031.20 : 53,142,046.80 = 19,261,727.20 : x
  2. Step 2: Convert to fraction form
    35,428,031.20/53,142,046.80 = 19,261,727.20/x
  3. Step 3: Cross multiply
    35,428,031.20x = 53,142,046.80 × 19,261,727.20
  4. Step 4: Simplify right side
    35,428,031.20x = 1,023,607,608,311,232.88
  5. Step 5: Solve for x
    x = 1,023,607,608,311,232.88/35,428,031.20
  6. Step 6: Final answer
    x = 28,892,590.80

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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.