Home / 5,220,362.32-7,204,011.60-2,928,473.80

Finding the Fourth Proportional to 5,220,362.32, 7,204,011.60 and 2,928,473.80

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Solution

The fourth proportional to 5,220,362.32, 7,204,011.60 and 2,928,473.80 is: 4,041,244.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,220,362.32 : 7,204,011.60 = 2,928,473.80 : x
  2. Step 2: Convert to fraction form
    5,220,362.32/7,204,011.60 = 2,928,473.80/x
  3. Step 3: Cross multiply
    5,220,362.32x = 7,204,011.60 × 2,928,473.80
  4. Step 4: Simplify right side
    5,220,362.32x = 21,096,759,189,476.02
  5. Step 5: Solve for x
    x = 21,096,759,189,476.02/5,220,362.32
  6. Step 6: Final answer
    x = 4,041,244.25

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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.