Home / 20,546,268.32-30,818,654.96-6,168,962.40

Finding the Fourth Proportional to 20,546,268.32, 30,818,654.96 and 6,168,962.40

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Solution

The fourth proportional to 20,546,268.32, 30,818,654.96 and 6,168,962.40 is: 9,253,219.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,546,268.32 : 30,818,654.96 = 6,168,962.40 : x
  2. Step 2: Convert to fraction form
    20,546,268.32/30,818,654.96 = 6,168,962.40/x
  3. Step 3: Cross multiply
    20,546,268.32x = 30,818,654.96 × 6,168,962.40
  4. Step 4: Simplify right side
    20,546,268.32x = 190,119,123,666,813.53
  5. Step 5: Solve for x
    x = 190,119,123,666,813.53/20,546,268.32
  6. Step 6: Final answer
    x = 9,253,219.16

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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.