Home / 7,882,476.28-10,877,812.45-4,260,804.28

Finding the Fourth Proportional to 7,882,476.28, 10,877,812.45 and 4,260,804.28

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Solution

The fourth proportional to 7,882,476.28, 10,877,812.45 and 4,260,804.28 is: 5,879,907.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,882,476.28 : 10,877,812.45 = 4,260,804.28 : x
  2. Step 2: Convert to fraction form
    7,882,476.28/10,877,812.45 = 4,260,804.28/x
  3. Step 3: Cross multiply
    7,882,476.28x = 10,877,812.45 × 4,260,804.28
  4. Step 4: Simplify right side
    7,882,476.28x = 46,348,229,843,997.29
  5. Step 5: Solve for x
    x = 46,348,229,843,997.29/7,882,476.28
  6. Step 6: Final answer
    x = 5,879,907.30

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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.