Home / 12,774,888.16-19,162,333.07-10,204,066.54

Finding the Fourth Proportional to 12,774,888.16, 19,162,333.07 and 10,204,066.54

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Solution

The fourth proportional to 12,774,888.16, 19,162,333.07 and 10,204,066.54 is: 15,306,100.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,774,888.16 : 19,162,333.07 = 10,204,066.54 : x
  2. Step 2: Convert to fraction form
    12,774,888.16/19,162,333.07 = 10,204,066.54/x
  3. Step 3: Cross multiply
    12,774,888.16x = 19,162,333.07 × 10,204,066.54
  4. Step 4: Simplify right side
    12,774,888.16x = 195,533,721,753,246.22
  5. Step 5: Solve for x
    x = 195,533,721,753,246.22/12,774,888.16
  6. Step 6: Final answer
    x = 15,306,100.48

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.