Home / 18,809,310.08-28,226,547.66-6,842,046.08

Finding the Fourth Proportional to 18,809,310.08, 28,226,547.66 and 6,842,046.08

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Solution

The fourth proportional to 18,809,310.08, 28,226,547.66 and 6,842,046.08 is: 10,267,646.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,809,310.08 : 28,226,547.66 = 6,842,046.08 : x
  2. Step 2: Convert to fraction form
    18,809,310.08/28,226,547.66 = 6,842,046.08/x
  3. Step 3: Cross multiply
    18,809,310.08x = 28,226,547.66 × 6,842,046.08
  4. Step 4: Simplify right side
    18,809,310.08x = 193,127,339,769,036.19
  5. Step 5: Solve for x
    x = 193,127,339,769,036.19/18,809,310.08
  6. Step 6: Final answer
    x = 10,267,646.13

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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.