Home / 28,401,826.40-42,602,739.60-23,614,920.80

Finding the Fourth Proportional to 28,401,826.40, 42,602,739.60 and 23,614,920.80

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Solution

The fourth proportional to 28,401,826.40, 42,602,739.60 and 23,614,920.80 is: 35,422,381.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,401,826.40 : 42,602,739.60 = 23,614,920.80 : x
  2. Step 2: Convert to fraction form
    28,401,826.40/42,602,739.60 = 23,614,920.80/x
  3. Step 3: Cross multiply
    28,401,826.40x = 42,602,739.60 × 23,614,920.80
  4. Step 4: Simplify right side
    28,401,826.40x = 1,006,060,321,517,023.75
  5. Step 5: Solve for x
    x = 1,006,060,321,517,023.75/28,401,826.40
  6. Step 6: Final answer
    x = 35,422,381.20

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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.