Home / 8,039,367.40-12,055,364.70-3,549,332.20

Finding the Fourth Proportional to 8,039,367.40, 12,055,364.70 and 3,549,332.20

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Solution

The fourth proportional to 8,039,367.40, 12,055,364.70 and 3,549,332.20 is: 5,322,370.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,039,367.40 : 12,055,364.70 = 3,549,332.20 : x
  2. Step 2: Convert to fraction form
    8,039,367.40/12,055,364.70 = 3,549,332.20/x
  3. Step 3: Cross multiply
    8,039,367.40x = 12,055,364.70 × 3,549,332.20
  4. Step 4: Simplify right side
    8,039,367.40x = 42,788,494,112,453.34
  5. Step 5: Solve for x
    x = 42,788,494,112,453.34/8,039,367.40
  6. Step 6: Final answer
    x = 5,322,370.78

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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.