Home / 8,465,386.71-11,680,232.39-4,980,877.58

Finding the Fourth Proportional to 8,465,386.71, 11,680,232.39 and 4,980,877.58

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Solution

The fourth proportional to 8,465,386.71, 11,680,232.39 and 4,980,877.58 is: 6,872,433.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,465,386.71 : 11,680,232.39 = 4,980,877.58 : x
  2. Step 2: Convert to fraction form
    8,465,386.71/11,680,232.39 = 4,980,877.58/x
  3. Step 3: Cross multiply
    8,465,386.71x = 11,680,232.39 × 4,980,877.58
  4. Step 4: Simplify right side
    8,465,386.71x = 58,177,807,640,540.82
  5. Step 5: Solve for x
    x = 58,177,807,640,540.82/8,465,386.71
  6. Step 6: Final answer
    x = 6,872,433.55

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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.