Home / 8,145,768.54-12,215,444.76-2,957,141.12

Finding the Fourth Proportional to 8,145,768.54, 12,215,444.76 and 2,957,141.12

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Solution

The fourth proportional to 8,145,768.54, 12,215,444.76 and 2,957,141.12 is: 4,434,547.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,145,768.54 : 12,215,444.76 = 2,957,141.12 : x
  2. Step 2: Convert to fraction form
    8,145,768.54/12,215,444.76 = 2,957,141.12/x
  3. Step 3: Cross multiply
    8,145,768.54x = 12,215,444.76 × 2,957,141.12
  4. Step 4: Simplify right side
    8,145,768.54x = 36,122,793,937,807.31
  5. Step 5: Solve for x
    x = 36,122,793,937,807.31/8,145,768.54
  6. Step 6: Final answer
    x = 4,434,547.06

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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.