Home / 10,078,789.28-13,908,328.54-5,950,150.33

Finding the Fourth Proportional to 10,078,789.28, 13,908,328.54 and 5,950,150.33

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Solution

The fourth proportional to 10,078,789.28, 13,908,328.54 and 5,950,150.33 is: 8,210,970.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,078,789.28 : 13,908,328.54 = 5,950,150.33 : x
  2. Step 2: Convert to fraction form
    10,078,789.28/13,908,328.54 = 5,950,150.33/x
  3. Step 3: Cross multiply
    10,078,789.28x = 13,908,328.54 × 5,950,150.33
  4. Step 4: Simplify right side
    10,078,789.28x = 82,756,645,686,800.23
  5. Step 5: Solve for x
    x = 82,756,645,686,800.23/10,078,789.28
  6. Step 6: Final answer
    x = 8,210,970.92

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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.