Home / 11,606,421.40-17,388,636.90-9,926,805.40

Finding the Fourth Proportional to 11,606,421.40, 17,388,636.90 and 9,926,805.40

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Solution

The fourth proportional to 11,606,421.40, 17,388,636.90 and 9,926,805.40 is: 14,872,251.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,606,421.40 : 17,388,636.90 = 9,926,805.40 : x
  2. Step 2: Convert to fraction form
    11,606,421.40/17,388,636.90 = 9,926,805.40/x
  3. Step 3: Cross multiply
    11,606,421.40x = 17,388,636.90 × 9,926,805.40
  4. Step 4: Simplify right side
    11,606,421.40x = 172,613,614,677,559.25
  5. Step 5: Solve for x
    x = 172,613,614,677,559.25/11,606,421.40
  6. Step 6: Final answer
    x = 14,872,251.21

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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.