Home / 11,124,402.69-16,658,066.10-7,707,835.65

Finding the Fourth Proportional to 11,124,402.69, 16,658,066.10 and 7,707,835.65

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Solution

The fourth proportional to 11,124,402.69, 16,658,066.10 and 7,707,835.65 is: 11,541,980.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,124,402.69 : 16,658,066.10 = 7,707,835.65 : x
  2. Step 2: Convert to fraction form
    11,124,402.69/16,658,066.10 = 7,707,835.65/x
  3. Step 3: Cross multiply
    11,124,402.69x = 16,658,066.10 × 7,707,835.65
  4. Step 4: Simplify right side
    11,124,402.69x = 128,397,635,745,636.47
  5. Step 5: Solve for x
    x = 128,397,635,745,636.47/11,124,402.69
  6. Step 6: Final answer
    x = 11,541,980.21

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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.