Home / 13,851,291.78-19,114,742.61-7,739,725.14

Finding the Fourth Proportional to 13,851,291.78, 19,114,742.61 and 7,739,725.14

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Solution

The fourth proportional to 13,851,291.78, 19,114,742.61 and 7,739,725.14 is: 10,680,798.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,851,291.78 : 19,114,742.61 = 7,739,725.14 : x
  2. Step 2: Convert to fraction form
    13,851,291.78/19,114,742.61 = 7,739,725.14/x
  3. Step 3: Cross multiply
    13,851,291.78x = 19,114,742.61 × 7,739,725.14
  4. Step 4: Simplify right side
    13,851,291.78x = 147,942,853,923,246.22
  5. Step 5: Solve for x
    x = 147,942,853,923,246.22/13,851,291.78
  6. Step 6: Final answer
    x = 10,680,798.32

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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.