Home / 35,453,859.32-48,930,087.36-20,781,853.52

Finding the Fourth Proportional to 35,453,859.32, 48,930,087.36 and 20,781,853.52

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Solution

The fourth proportional to 35,453,859.32, 48,930,087.36 and 20,781,853.52 is: 28,681,162.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,453,859.32 : 48,930,087.36 = 20,781,853.52 : x
  2. Step 2: Convert to fraction form
    35,453,859.32/48,930,087.36 = 20,781,853.52/x
  3. Step 3: Cross multiply
    35,453,859.32x = 48,930,087.36 × 20,781,853.52
  4. Step 4: Simplify right side
    35,453,859.32x = 1,016,857,908,236,323.50
  5. Step 5: Solve for x
    x = 1,016,857,908,236,323.50/35,453,859.32
  6. Step 6: Final answer
    x = 28,681,162.72

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.