Home / 52,660,858.30-72,654,383.81-30,629,681.01

Finding the Fourth Proportional to 52,660,858.30, 72,654,383.81 and 30,629,681.01

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Solution

The fourth proportional to 52,660,858.30, 72,654,383.81 and 30,629,681.01 is: 42,258,722.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,660,858.30 : 72,654,383.81 = 30,629,681.01 : x
  2. Step 2: Convert to fraction form
    52,660,858.30/72,654,383.81 = 30,629,681.01/x
  3. Step 3: Cross multiply
    52,660,858.30x = 72,654,383.81 × 30,629,681.01
  4. Step 4: Simplify right side
    52,660,858.30x = 2,225,380,600,154,982.75
  5. Step 5: Solve for x
    x = 2,225,380,600,154,982.75/52,660,858.30
  6. Step 6: Final answer
    x = 42,258,722.55

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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.