Home / 9,344,535.05-12,895,460.75-5,158,222.32

Finding the Fourth Proportional to 9,344,535.05, 12,895,460.75 and 5,158,222.32

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Solution

The fourth proportional to 9,344,535.05, 12,895,460.75 and 5,158,222.32 is: 7,118,348.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,344,535.05 : 12,895,460.75 = 5,158,222.32 : x
  2. Step 2: Convert to fraction form
    9,344,535.05/12,895,460.75 = 5,158,222.32/x
  3. Step 3: Cross multiply
    9,344,535.05x = 12,895,460.75 × 5,158,222.32
  4. Step 4: Simplify right side
    9,344,535.05x = 66,517,653,540,831.75
  5. Step 5: Solve for x
    x = 66,517,653,540,831.75/9,344,535.05
  6. Step 6: Final answer
    x = 7,118,348.12

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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.