Home / 11,071,697.71-15,278,952.40-6,176,920.81

Finding the Fourth Proportional to 11,071,697.71, 15,278,952.40 and 6,176,920.81

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Solution

The fourth proportional to 11,071,697.71, 15,278,952.40 and 6,176,920.81 is: 8,524,156.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,071,697.71 : 15,278,952.40 = 6,176,920.81 : x
  2. Step 2: Convert to fraction form
    11,071,697.71/15,278,952.40 = 6,176,920.81/x
  3. Step 3: Cross multiply
    11,071,697.71x = 15,278,952.40 × 6,176,920.81
  4. Step 4: Simplify right side
    11,071,697.71x = 94,376,879,010,025.67
  5. Step 5: Solve for x
    x = 94,376,879,010,025.67/11,071,697.71
  6. Step 6: Final answer
    x = 8,524,156.05

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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.