Home / 12,795,218.10-19,146,171.15-9,435,986.10

Finding the Fourth Proportional to 12,795,218.10, 19,146,171.15 and 9,435,986.10

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Solution

The fourth proportional to 12,795,218.10, 19,146,171.15 and 9,435,986.10 is: 14,119,572.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,795,218.10 : 19,146,171.15 = 9,435,986.10 : x
  2. Step 2: Convert to fraction form
    12,795,218.10/19,146,171.15 = 9,435,986.10/x
  3. Step 3: Cross multiply
    12,795,218.10x = 19,146,171.15 × 9,435,986.10
  4. Step 4: Simplify right side
    12,795,218.10x = 180,663,004,839,621
  5. Step 5: Solve for x
    x = 180,663,004,839,621/12,795,218.10
  6. Step 6: Final answer
    x = 14,119,572.13

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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.