Home / 6,141,639.20-9,217,066.80-3,148,282.40

Finding the Fourth Proportional to 6,141,639.20, 9,217,066.80 and 3,148,282.40

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Solution

The fourth proportional to 6,141,639.20, 9,217,066.80 and 3,148,282.40 is: 4,724,785.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,141,639.20 : 9,217,066.80 = 3,148,282.40 : x
  2. Step 2: Convert to fraction form
    6,141,639.20/9,217,066.80 = 3,148,282.40/x
  3. Step 3: Cross multiply
    6,141,639.20x = 9,217,066.80 × 3,148,282.40
  4. Step 4: Simplify right side
    6,141,639.20x = 29,017,929,186,064.32
  5. Step 5: Solve for x
    x = 29,017,929,186,064.32/6,141,639.20
  6. Step 6: Final answer
    x = 4,724,785.72

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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.