Home / 14,080,911-19,428,326.68-7,969,339.48

Finding the Fourth Proportional to 14,080,911, 19,428,326.68 and 7,969,339.48

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Solution

The fourth proportional to 14,080,911, 19,428,326.68 and 7,969,339.48 is: 10,995,803.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,080,911 : 19,428,326.68 = 7,969,339.48 : x
  2. Step 2: Convert to fraction form
    14,080,911/19,428,326.68 = 7,969,339.48/x
  3. Step 3: Cross multiply
    14,080,911x = 19,428,326.68 × 7,969,339.48
  4. Step 4: Simplify right side
    14,080,911x = 154,830,930,841,261.34
  5. Step 5: Solve for x
    x = 154,830,930,841,261.34/14,080,911
  6. Step 6: Final answer
    x = 10,995,803.53

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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.