Home / 9,473,081.78-13,072,862.12-5,122,166.96

Finding the Fourth Proportional to 9,473,081.78, 13,072,862.12 and 5,122,166.96

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Solution

The fourth proportional to 9,473,081.78, 13,072,862.12 and 5,122,166.96 is: 7,068,595.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,473,081.78 : 13,072,862.12 = 5,122,166.96 : x
  2. Step 2: Convert to fraction form
    9,473,081.78/13,072,862.12 = 5,122,166.96/x
  3. Step 3: Cross multiply
    9,473,081.78x = 13,072,862.12 × 5,122,166.96
  4. Step 4: Simplify right side
    9,473,081.78x = 66,961,382,332,724.41
  5. Step 5: Solve for x
    x = 66,961,382,332,724.41/9,473,081.78
  6. Step 6: Final answer
    x = 7,068,595.41

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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.