Home / 26,355,331.20-39,456,014.40-18,797,059.20

Finding the Fourth Proportional to 26,355,331.20, 39,456,014.40 and 18,797,059.20

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Solution

The fourth proportional to 26,355,331.20, 39,456,014.40 and 18,797,059.20 is: 28,140,683.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,355,331.20 : 39,456,014.40 = 18,797,059.20 : x
  2. Step 2: Convert to fraction form
    26,355,331.20/39,456,014.40 = 18,797,059.20/x
  3. Step 3: Cross multiply
    26,355,331.20x = 39,456,014.40 × 18,797,059.20
  4. Step 4: Simplify right side
    26,355,331.20x = 741,657,038,472,852.38
  5. Step 5: Solve for x
    x = 741,657,038,472,852.38/26,355,331.20
  6. Step 6: Final answer
    x = 28,140,683.68

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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.