Home / 7,859,494.95-11,788,567.11-4,784,687.79

Finding the Fourth Proportional to 7,859,494.95, 11,788,567.11 and 4,784,687.79

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Solution

The fourth proportional to 7,859,494.95, 11,788,567.11 and 4,784,687.79 is: 7,176,620.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,859,494.95 : 11,788,567.11 = 4,784,687.79 : x
  2. Step 2: Convert to fraction form
    7,859,494.95/11,788,567.11 = 4,784,687.79/x
  3. Step 3: Cross multiply
    7,859,494.95x = 11,788,567.11 × 4,784,687.79
  4. Step 4: Simplify right side
    7,859,494.95x = 56,404,613,112,812.59
  5. Step 5: Solve for x
    x = 56,404,613,112,812.59/7,859,494.95
  6. Step 6: Final answer
    x = 7,176,620.57

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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.