Home / 14,487,013.47-19,972,101.96-11,556,776.05

Finding the Fourth Proportional to 14,487,013.47, 19,972,101.96 and 11,556,776.05

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Solution

The fourth proportional to 14,487,013.47, 19,972,101.96 and 11,556,776.05 is: 15,932,414.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,487,013.47 : 19,972,101.96 = 11,556,776.05 : x
  2. Step 2: Convert to fraction form
    14,487,013.47/19,972,101.96 = 11,556,776.05/x
  3. Step 3: Cross multiply
    14,487,013.47x = 19,972,101.96 × 11,556,776.05
  4. Step 4: Simplify right side
    14,487,013.47x = 230,813,109,549,555.81
  5. Step 5: Solve for x
    x = 230,813,109,549,555.81/14,487,013.47
  6. Step 6: Final answer
    x = 15,932,414.92

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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.