Home / 39,833,532.40-54,971,964.72-22,192,419.28

Finding the Fourth Proportional to 39,833,532.40, 54,971,964.72 and 22,192,419.28

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Solution

The fourth proportional to 39,833,532.40, 54,971,964.72 and 22,192,419.28 is: 30,626,480.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,833,532.40 : 54,971,964.72 = 22,192,419.28 : x
  2. Step 2: Convert to fraction form
    39,833,532.40/54,971,964.72 = 22,192,419.28/x
  3. Step 3: Cross multiply
    39,833,532.40x = 54,971,964.72 × 22,192,419.28
  4. Step 4: Simplify right side
    39,833,532.40x = 1,219,960,889,711,607.75
  5. Step 5: Solve for x
    x = 1,219,960,889,711,607.75/39,833,532.40
  6. Step 6: Final answer
    x = 30,626,480.16

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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.