Home / 12,291,706.62-16,962,458.31-7,135,547.58

Finding the Fourth Proportional to 12,291,706.62, 16,962,458.31 and 7,135,547.58

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Solution

The fourth proportional to 12,291,706.62, 16,962,458.31 and 7,135,547.58 is: 9,846,999.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,291,706.62 : 16,962,458.31 = 7,135,547.58 : x
  2. Step 2: Convert to fraction form
    12,291,706.62/16,962,458.31 = 7,135,547.58/x
  3. Step 3: Cross multiply
    12,291,706.62x = 16,962,458.31 × 7,135,547.58
  4. Step 4: Simplify right side
    12,291,706.62x = 121,036,428,344,771.38
  5. Step 5: Solve for x
    x = 121,036,428,344,771.38/12,291,706.62
  6. Step 6: Final answer
    x = 9,846,999.45

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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.