Home / 42,775,325.20-64,155,114.60-26,572,279.60

Finding the Fourth Proportional to 42,775,325.20, 64,155,114.60 and 26,572,279.60

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Solution

The fourth proportional to 42,775,325.20, 64,155,114.60 and 26,572,279.60 is: 39,853,528.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,775,325.20 : 64,155,114.60 = 26,572,279.60 : x
  2. Step 2: Convert to fraction form
    42,775,325.20/64,155,114.60 = 26,572,279.60/x
  3. Step 3: Cross multiply
    42,775,325.20x = 64,155,114.60 × 26,572,279.60
  4. Step 4: Simplify right side
    42,775,325.20x = 1,704,747,642,921,242.25
  5. Step 5: Solve for x
    x = 1,704,747,642,921,242.25/42,775,325.20
  6. Step 6: Final answer
    x = 39,853,528.52

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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.