Home / 12,225,904.65-16,872,127.98-6,719,179.32

Finding the Fourth Proportional to 12,225,904.65, 16,872,127.98 and 6,719,179.32

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Solution

The fourth proportional to 12,225,904.65, 16,872,127.98 and 6,719,179.32 is: 9,272,676.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,225,904.65 : 16,872,127.98 = 6,719,179.32 : x
  2. Step 2: Convert to fraction form
    12,225,904.65/16,872,127.98 = 6,719,179.32/x
  3. Step 3: Cross multiply
    12,225,904.65x = 16,872,127.98 × 6,719,179.32
  4. Step 4: Simplify right side
    12,225,904.65x = 113,366,853,407,609.38
  5. Step 5: Solve for x
    x = 113,366,853,407,609.38/12,225,904.65
  6. Step 6: Final answer
    x = 9,272,676.06

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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.