Home / 8,283,089.39-11,430,526.88-4,845,912.71

Finding the Fourth Proportional to 8,283,089.39, 11,430,526.88 and 4,845,912.71

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Solution

The fourth proportional to 8,283,089.39, 11,430,526.88 and 4,845,912.71 is: 6,687,279.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,283,089.39 : 11,430,526.88 = 4,845,912.71 : x
  2. Step 2: Convert to fraction form
    8,283,089.39/11,430,526.88 = 4,845,912.71/x
  3. Step 3: Cross multiply
    8,283,089.39x = 11,430,526.88 × 4,845,912.71
  4. Step 4: Simplify right side
    8,283,089.39x = 55,391,335,444,750.80
  5. Step 5: Solve for x
    x = 55,391,335,444,750.80/8,283,089.39
  6. Step 6: Final answer
    x = 6,687,279.69

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1.5x scale

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.