Home / 20,775,928.59-31,165,459.43-6,201,697.01

Finding the Fourth Proportional to 20,775,928.59, 31,165,459.43 and 6,201,697.01

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Solution

The fourth proportional to 20,775,928.59, 31,165,459.43 and 6,201,697.01 is: 9,303,013.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,775,928.59 : 31,165,459.43 = 6,201,697.01 : x
  2. Step 2: Convert to fraction form
    20,775,928.59/31,165,459.43 = 6,201,697.01/x
  3. Step 3: Cross multiply
    20,775,928.59x = 31,165,459.43 × 6,201,697.01
  4. Step 4: Simplify right side
    20,775,928.59x = 193,278,736,375,471.53
  5. Step 5: Solve for x
    x = 193,278,736,375,471.53/20,775,928.59
  6. Step 6: Final answer
    x = 9,303,013.13

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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.