Home / 8,708,458.40-13,062,687.60-2,643,178.40

Finding the Fourth Proportional to 8,708,458.40, 13,062,687.60 and 2,643,178.40

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Solution

The fourth proportional to 8,708,458.40, 13,062,687.60 and 2,643,178.40 is: 3,964,767.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,708,458.40 : 13,062,687.60 = 2,643,178.40 : x
  2. Step 2: Convert to fraction form
    8,708,458.40/13,062,687.60 = 2,643,178.40/x
  3. Step 3: Cross multiply
    8,708,458.40x = 13,062,687.60 × 2,643,178.40
  4. Step 4: Simplify right side
    8,708,458.40x = 34,527,013,710,267.84
  5. Step 5: Solve for x
    x = 34,527,013,710,267.84/8,708,458.40
  6. Step 6: Final answer
    x = 3,964,767.60

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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.