Home / 74,378,820.01-111,569,327.45-28,323,266.10

Finding the Fourth Proportional to 74,378,820.01, 111,569,327.45 and 28,323,266.10

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Solution

The fourth proportional to 74,378,820.01, 111,569,327.45 and 28,323,266.10 is: 42,485,317.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,378,820.01 : 111,569,327.45 = 28,323,266.10 : x
  2. Step 2: Convert to fraction form
    74,378,820.01/111,569,327.45 = 28,323,266.10/x
  3. Step 3: Cross multiply
    74,378,820.01x = 111,569,327.45 × 28,323,266.10
  4. Step 4: Simplify right side
    74,378,820.01x = 3,160,007,750,297,238.50
  5. Step 5: Solve for x
    x = 3,160,007,750,297,238.50/74,378,820.01
  6. Step 6: Final answer
    x = 42,485,317.05

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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.