Home / 30,522,774.60-42,121,419.12-16,772,624.52

Finding the Fourth Proportional to 30,522,774.60, 42,121,419.12 and 16,772,624.52

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Solution

The fourth proportional to 30,522,774.60, 42,121,419.12 and 16,772,624.52 is: 23,146,216.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,522,774.60 : 42,121,419.12 = 16,772,624.52 : x
  2. Step 2: Convert to fraction form
    30,522,774.60/42,121,419.12 = 16,772,624.52/x
  3. Step 3: Cross multiply
    30,522,774.60x = 42,121,419.12 × 16,772,624.52
  4. Step 4: Simplify right side
    30,522,774.60x = 706,486,747,149,308.75
  5. Step 5: Solve for x
    x = 706,486,747,149,308.75/30,522,774.60
  6. Step 6: Final answer
    x = 23,146,216.44

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.