Home / 10,971,164.80-15,139,308.90-6,261,537.07

Finding the Fourth Proportional to 10,971,164.80, 15,139,308.90 and 6,261,537.07

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Solution

The fourth proportional to 10,971,164.80, 15,139,308.90 and 6,261,537.07 is: 8,640,408.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,971,164.80 : 15,139,308.90 = 6,261,537.07 : x
  2. Step 2: Convert to fraction form
    10,971,164.80/15,139,308.90 = 6,261,537.07/x
  3. Step 3: Cross multiply
    10,971,164.80x = 15,139,308.90 × 6,261,537.07
  4. Step 4: Simplify right side
    10,971,164.80x = 94,795,343,891,530.94
  5. Step 5: Solve for x
    x = 94,795,343,891,530.94/10,971,164.80
  6. Step 6: Final answer
    x = 8,640,408.34

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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.