Home / 74,391,217.02-111,586,670.01-20,538,373.50

Finding the Fourth Proportional to 74,391,217.02, 111,586,670.01 and 20,538,373.50

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Solution

The fourth proportional to 74,391,217.02, 111,586,670.01 and 20,538,373.50 is: 30,807,517.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,391,217.02 : 111,586,670.01 = 20,538,373.50 : x
  2. Step 2: Convert to fraction form
    74,391,217.02/111,586,670.01 = 20,538,373.50/x
  3. Step 3: Cross multiply
    74,391,217.02x = 111,586,670.01 × 20,538,373.50
  4. Step 4: Simplify right side
    74,391,217.02x = 2,291,808,706,286,629
  5. Step 5: Solve for x
    x = 2,291,808,706,286,629/74,391,217.02
  6. Step 6: Final answer
    x = 30,807,517.31

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.