Home / 8,486,259.87-11,711,037.91-4,618,808.76

Finding the Fourth Proportional to 8,486,259.87, 11,711,037.91 and 4,618,808.76

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Solution

The fourth proportional to 8,486,259.87, 11,711,037.91 and 4,618,808.76 is: 6,373,955.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,486,259.87 : 11,711,037.91 = 4,618,808.76 : x
  2. Step 2: Convert to fraction form
    8,486,259.87/11,711,037.91 = 4,618,808.76/x
  3. Step 3: Cross multiply
    8,486,259.87x = 11,711,037.91 × 4,618,808.76
  4. Step 4: Simplify right side
    8,486,259.87x = 54,091,044,487,400.09
  5. Step 5: Solve for x
    x = 54,091,044,487,400.09/8,486,259.87
  6. Step 6: Final answer
    x = 6,373,955.70

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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.