Home / 10,927,551.60-15,081,995.16-6,517,559.88

Finding the Fourth Proportional to 10,927,551.60, 15,081,995.16 and 6,517,559.88

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Solution

The fourth proportional to 10,927,551.60, 15,081,995.16 and 6,517,559.88 is: 8,995,409.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,927,551.60 : 15,081,995.16 = 6,517,559.88 : x
  2. Step 2: Convert to fraction form
    10,927,551.60/15,081,995.16 = 6,517,559.88/x
  3. Step 3: Cross multiply
    10,927,551.60x = 15,081,995.16 × 6,517,559.88
  4. Step 4: Simplify right side
    10,927,551.60x = 98,297,806,565,170.19
  5. Step 5: Solve for x
    x = 98,297,806,565,170.19/10,927,551.60
  6. Step 6: Final answer
    x = 8,995,409.97

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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.