Home / 18,486,074.59-27,731,635.13-7,700,852.65

Finding the Fourth Proportional to 18,486,074.59, 27,731,635.13 and 7,700,852.65

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Solution

The fourth proportional to 18,486,074.59, 27,731,635.13 and 7,700,852.65 is: 11,552,330.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,486,074.59 : 27,731,635.13 = 7,700,852.65 : x
  2. Step 2: Convert to fraction form
    18,486,074.59/27,731,635.13 = 7,700,852.65/x
  3. Step 3: Cross multiply
    18,486,074.59x = 27,731,635.13 × 7,700,852.65
  4. Step 4: Simplify right side
    18,486,074.59x = 213,557,235,879,693.59
  5. Step 5: Solve for x
    x = 213,557,235,879,693.59/18,486,074.59
  6. Step 6: Final answer
    x = 11,552,330.10

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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.