Home / 7,882,476.78-10,877,813.15-4,260,804.78

Finding the Fourth Proportional to 7,882,476.78, 10,877,813.15 and 4,260,804.78

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Solution

The fourth proportional to 7,882,476.78, 10,877,813.15 and 4,260,804.78 is: 5,879,908.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,882,476.78 : 10,877,813.15 = 4,260,804.78 : x
  2. Step 2: Convert to fraction form
    7,882,476.78/10,877,813.15 = 4,260,804.78/x
  3. Step 3: Cross multiply
    7,882,476.78x = 10,877,813.15 × 4,260,804.78
  4. Step 4: Simplify right side
    7,882,476.78x = 46,348,238,244,162.84
  5. Step 5: Solve for x
    x = 46,348,238,244,162.84/7,882,476.78
  6. Step 6: Final answer
    x = 5,879,908.00

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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.