Home / 9,990,231.58-13,786,519.41-5,406,552.95

Finding the Fourth Proportional to 9,990,231.58, 13,786,519.41 and 5,406,552.95

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Solution

The fourth proportional to 9,990,231.58, 13,786,519.41 and 5,406,552.95 is: 7,461,042.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,990,231.58 : 13,786,519.41 = 5,406,552.95 : x
  2. Step 2: Convert to fraction form
    9,990,231.58/13,786,519.41 = 5,406,552.95/x
  3. Step 3: Cross multiply
    9,990,231.58x = 13,786,519.41 × 5,406,552.95
  4. Step 4: Simplify right side
    9,990,231.58x = 74,537,547,179,775.69
  5. Step 5: Solve for x
    x = 74,537,547,179,775.69/9,990,231.58
  6. Step 6: Final answer
    x = 7,461,042.98

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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.