Home / 8,775,862.65-12,110,624.57-4,908,383.79

Finding the Fourth Proportional to 8,775,862.65, 12,110,624.57 and 4,908,383.79

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Solution

The fourth proportional to 8,775,862.65, 12,110,624.57 and 4,908,383.79 is: 6,773,532.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,775,862.65 : 12,110,624.57 = 4,908,383.79 : x
  2. Step 2: Convert to fraction form
    8,775,862.65/12,110,624.57 = 4,908,383.79/x
  3. Step 3: Cross multiply
    8,775,862.65x = 12,110,624.57 × 4,908,383.79
  4. Step 4: Simplify right side
    8,775,862.65x = 59,443,593,326,163.72
  5. Step 5: Solve for x
    x = 59,443,593,326,163.72/8,775,862.65
  6. Step 6: Final answer
    x = 6,773,532.78

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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.