Home / 8,618,288.13-11,893,320.41-4,750,947.69

Finding the Fourth Proportional to 8,618,288.13, 11,893,320.41 and 4,750,947.69

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Solution

The fourth proportional to 8,618,288.13, 11,893,320.41 and 4,750,947.69 is: 6,556,353.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,618,288.13 : 11,893,320.41 = 4,750,947.69 : x
  2. Step 2: Convert to fraction form
    8,618,288.13/11,893,320.41 = 4,750,947.69/x
  3. Step 3: Cross multiply
    8,618,288.13x = 11,893,320.41 × 4,750,947.69
  4. Step 4: Simplify right side
    8,618,288.13x = 56,504,543,128,319.36
  5. Step 5: Solve for x
    x = 56,504,543,128,319.36/8,618,288.13
  6. Step 6: Final answer
    x = 6,556,353.45

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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.