Home / 7,776,519.40-11,661,279.90-2,982,615.40

Finding the Fourth Proportional to 7,776,519.40, 11,661,279.90 and 2,982,615.40

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Solution

The fourth proportional to 7,776,519.40, 11,661,279.90 and 2,982,615.40 is: 4,472,581.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,776,519.40 : 11,661,279.90 = 2,982,615.40 : x
  2. Step 2: Convert to fraction form
    7,776,519.40/11,661,279.90 = 2,982,615.40/x
  3. Step 3: Cross multiply
    7,776,519.40x = 11,661,279.90 × 2,982,615.40
  4. Step 4: Simplify right side
    7,776,519.40x = 34,781,113,013,450.46
  5. Step 5: Solve for x
    x = 34,781,113,013,450.46/7,776,519.40
  6. Step 6: Final answer
    x = 4,472,581.01

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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.