Home / 28,977,322.40-43,465,983.60-26,787,600.80

Finding the Fourth Proportional to 28,977,322.40, 43,465,983.60 and 26,787,600.80

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Solution

The fourth proportional to 28,977,322.40, 43,465,983.60 and 26,787,600.80 is: 40,181,401.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,977,322.40 : 43,465,983.60 = 26,787,600.80 : x
  2. Step 2: Convert to fraction form
    28,977,322.40/43,465,983.60 = 26,787,600.80/x
  3. Step 3: Cross multiply
    28,977,322.40x = 43,465,983.60 × 26,787,600.80
  4. Step 4: Simplify right side
    28,977,322.40x = 1,164,349,417,056,147
  5. Step 5: Solve for x
    x = 1,164,349,417,056,147/28,977,322.40
  6. Step 6: Final answer
    x = 40,181,401.20

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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.