Home / 14,489,447.56-19,995,031.38-7,963,074.52

Finding the Fourth Proportional to 14,489,447.56, 19,995,031.38 and 7,963,074.52

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Solution

The fourth proportional to 14,489,447.56, 19,995,031.38 and 7,963,074.52 is: 10,988,819.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,489,447.56 : 19,995,031.38 = 7,963,074.52 : x
  2. Step 2: Convert to fraction form
    14,489,447.56/19,995,031.38 = 7,963,074.52/x
  3. Step 3: Cross multiply
    14,489,447.56x = 19,995,031.38 × 7,963,074.52
  4. Step 4: Simplify right side
    14,489,447.56x = 159,221,924,908,678.41
  5. Step 5: Solve for x
    x = 159,221,924,908,678.41/14,489,447.56
  6. Step 6: Final answer
    x = 10,988,819.57

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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.