Home / 59,578,036.40-89,367,058.20-19,188,520.40

Finding the Fourth Proportional to 59,578,036.40, 89,367,058.20 and 19,188,520.40

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Solution

The fourth proportional to 59,578,036.40, 89,367,058.20 and 19,188,520.40 is: 28,782,781.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,578,036.40 : 89,367,058.20 = 19,188,520.40 : x
  2. Step 2: Convert to fraction form
    59,578,036.40/89,367,058.20 = 19,188,520.40/x
  3. Step 3: Cross multiply
    59,578,036.40x = 89,367,058.20 × 19,188,520.40
  4. Step 4: Simplify right side
    59,578,036.40x = 1,714,821,619,358,687.25
  5. Step 5: Solve for x
    x = 1,714,821,619,358,687.25/59,578,036.40
  6. Step 6: Final answer
    x = 28,782,781.76

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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.