Home / 8,404,439.47-11,598,557.45-5,140,228.96

Finding the Fourth Proportional to 8,404,439.47, 11,598,557.45 and 5,140,228.96

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Solution

The fourth proportional to 8,404,439.47, 11,598,557.45 and 5,140,228.96 is: 7,093,779.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,404,439.47 : 11,598,557.45 = 5,140,228.96 : x
  2. Step 2: Convert to fraction form
    8,404,439.47/11,598,557.45 = 5,140,228.96/x
  3. Step 3: Cross multiply
    8,404,439.47x = 11,598,557.45 × 5,140,228.96
  4. Step 4: Simplify right side
    8,404,439.47x = 59,619,240,873,012.61
  5. Step 5: Solve for x
    x = 59,619,240,873,012.61/8,404,439.47
  6. Step 6: Final answer
    x = 7,093,779.55

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1.5x scale

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.