Home / 6,906,932.40-10,360,301.40-3,120,409.20

Finding the Fourth Proportional to 6,906,932.40, 10,360,301.40 and 3,120,409.20

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Solution

The fourth proportional to 6,906,932.40, 10,360,301.40 and 3,120,409.20 is: 4,680,569.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,906,932.40 : 10,360,301.40 = 3,120,409.20 : x
  2. Step 2: Convert to fraction form
    6,906,932.40/10,360,301.40 = 3,120,409.20/x
  3. Step 3: Cross multiply
    6,906,932.40x = 10,360,301.40 × 3,120,409.20
  4. Step 4: Simplify right side
    6,906,932.40x = 32,328,379,803,332.88
  5. Step 5: Solve for x
    x = 32,328,379,803,332.88/6,906,932.40
  6. Step 6: Final answer
    x = 4,680,569.89

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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.