Home / 9,530,574.21-13,152,294-5,179,660.83

Finding the Fourth Proportional to 9,530,574.21, 13,152,294 and 5,179,660.83

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Solution

The fourth proportional to 9,530,574.21, 13,152,294 and 5,179,660.83 is: 7,147,987.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,530,574.21 : 13,152,294 = 5,179,660.83 : x
  2. Step 2: Convert to fraction form
    9,530,574.21/13,152,294 = 5,179,660.83/x
  3. Step 3: Cross multiply
    9,530,574.21x = 13,152,294 × 5,179,660.83
  4. Step 4: Simplify right side
    9,530,574.21x = 68,124,422,056,444.02
  5. Step 5: Solve for x
    x = 68,124,422,056,444.02/9,530,574.21
  6. Step 6: Final answer
    x = 7,147,987.16

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Double scale
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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.