Home / 6,384,701.20-9,577,051.80-4,247,856.40

Finding the Fourth Proportional to 6,384,701.20, 9,577,051.80 and 4,247,856.40

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Solution

The fourth proportional to 6,384,701.20, 9,577,051.80 and 4,247,856.40 is: 6,371,784.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,384,701.20 : 9,577,051.80 = 4,247,856.40 : x
  2. Step 2: Convert to fraction form
    6,384,701.20/9,577,051.80 = 4,247,856.40/x
  3. Step 3: Cross multiply
    6,384,701.20x = 9,577,051.80 × 4,247,856.40
  4. Step 4: Simplify right side
    6,384,701.20x = 40,681,940,781,761.52
  5. Step 5: Solve for x
    x = 40,681,940,781,761.52/6,384,701.20
  6. Step 6: Final answer
    x = 6,371,784.60

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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.