Home / 10,077,547.56-13,906,882.82-5,667,271.90

Finding the Fourth Proportional to 10,077,547.56, 13,906,882.82 and 5,667,271.90

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Solution

The fourth proportional to 10,077,547.56, 13,906,882.82 and 5,667,271.90 is: 7,820,760.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,077,547.56 : 13,906,882.82 = 5,667,271.90 : x
  2. Step 2: Convert to fraction form
    10,077,547.56/13,906,882.82 = 5,667,271.90/x
  3. Step 3: Cross multiply
    10,077,547.56x = 13,906,882.82 × 5,667,271.90
  4. Step 4: Simplify right side
    10,077,547.56x = 78,814,086,222,378.77
  5. Step 5: Solve for x
    x = 78,814,086,222,378.77/10,077,547.56
  6. Step 6: Final answer
    x = 7,820,760.53

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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.