Home / 65,172,007.80-97,813,124.10-26,861,016.60

Finding the Fourth Proportional to 65,172,007.80, 97,813,124.10 and 26,861,016.60

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Solution

The fourth proportional to 65,172,007.80, 97,813,124.10 and 26,861,016.60 is: 40,314,239.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,172,007.80 : 97,813,124.10 = 26,861,016.60 : x
  2. Step 2: Convert to fraction form
    65,172,007.80/97,813,124.10 = 26,861,016.60/x
  3. Step 3: Cross multiply
    65,172,007.80x = 97,813,124.10 × 26,861,016.60
  4. Step 4: Simplify right side
    65,172,007.80x = 2,627,359,950,147,960
  5. Step 5: Solve for x
    x = 2,627,359,950,147,960/65,172,007.80
  6. Step 6: Final answer
    x = 40,314,239.79

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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.