Home / 12,669,806.56-17,484,337.68-6,868,587.04

Finding the Fourth Proportional to 12,669,806.56, 17,484,337.68 and 6,868,587.04

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Solution

The fourth proportional to 12,669,806.56, 17,484,337.68 and 6,868,587.04 is: 9,478,652.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,669,806.56 : 17,484,337.68 = 6,868,587.04 : x
  2. Step 2: Convert to fraction form
    12,669,806.56/17,484,337.68 = 6,868,587.04/x
  3. Step 3: Cross multiply
    12,669,806.56x = 17,484,337.68 × 6,868,587.04
  4. Step 4: Simplify right side
    12,669,806.56x = 120,092,695,191,831.67
  5. Step 5: Solve for x
    x = 120,092,695,191,831.67/12,669,806.56
  6. Step 6: Final answer
    x = 9,478,652.62

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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.