Home / 28,775,028.60-43,162,542.90-26,423,566.20

Finding the Fourth Proportional to 28,775,028.60, 43,162,542.90 and 26,423,566.20

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Solution

The fourth proportional to 28,775,028.60, 43,162,542.90 and 26,423,566.20 is: 39,635,349.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,775,028.60 : 43,162,542.90 = 26,423,566.20 : x
  2. Step 2: Convert to fraction form
    28,775,028.60/43,162,542.90 = 26,423,566.20/x
  3. Step 3: Cross multiply
    28,775,028.60x = 43,162,542.90 × 26,423,566.20
  4. Step 4: Simplify right side
    28,775,028.60x = 1,140,508,309,678,490
  5. Step 5: Solve for x
    x = 1,140,508,309,678,490/28,775,028.60
  6. Step 6: Final answer
    x = 39,635,349.30

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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.