Home / 15,144,926.63-20,889,392.40-10,247,993.06

Finding the Fourth Proportional to 15,144,926.63, 20,889,392.40 and 10,247,993.06

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Solution

The fourth proportional to 15,144,926.63, 20,889,392.40 and 10,247,993.06 is: 14,135,053.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,144,926.63 : 20,889,392.40 = 10,247,993.06 : x
  2. Step 2: Convert to fraction form
    15,144,926.63/20,889,392.40 = 10,247,993.06/x
  3. Step 3: Cross multiply
    15,144,926.63x = 20,889,392.40 × 10,247,993.06
  4. Step 4: Simplify right side
    15,144,926.63x = 214,074,348,238,369.75
  5. Step 5: Solve for x
    x = 214,074,348,238,369.75/15,144,926.63
  6. Step 6: Final answer
    x = 14,135,053.51

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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.