Home / 8,221,173.94-11,345,244.31-4,550,345.47

Finding the Fourth Proportional to 8,221,173.94, 11,345,244.31 and 4,550,345.47

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Solution

The fourth proportional to 8,221,173.94, 11,345,244.31 and 4,550,345.47 is: 6,279,490.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,221,173.94 : 11,345,244.31 = 4,550,345.47 : x
  2. Step 2: Convert to fraction form
    8,221,173.94/11,345,244.31 = 4,550,345.47/x
  3. Step 3: Cross multiply
    8,221,173.94x = 11,345,244.31 × 4,550,345.47
  4. Step 4: Simplify right side
    8,221,173.94x = 51,624,781,037,870.23
  5. Step 5: Solve for x
    x = 51,624,781,037,870.23/8,221,173.94
  6. Step 6: Final answer
    x = 6,279,490.18

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Double scale
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Similar ratio
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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.