Home / 11,988,984.58-16,541,021.55-7,337,920.93

Finding the Fourth Proportional to 11,988,984.58, 16,541,021.55 and 7,337,920.93

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Solution

The fourth proportional to 11,988,984.58, 16,541,021.55 and 7,337,920.93 is: 10,124,019.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,988,984.58 : 16,541,021.55 = 7,337,920.93 : x
  2. Step 2: Convert to fraction form
    11,988,984.58/16,541,021.55 = 7,337,920.93/x
  3. Step 3: Cross multiply
    11,988,984.58x = 16,541,021.55 × 7,337,920.93
  4. Step 4: Simplify right side
    11,988,984.58x = 121,376,708,235,326.05
  5. Step 5: Solve for x
    x = 121,376,708,235,326.05/11,988,984.58
  6. Step 6: Final answer
    x = 10,124,019.05

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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.