Home / 10,643,738.90-15,975,702.08-6,587,958.34

Finding the Fourth Proportional to 10,643,738.90, 15,975,702.08 and 6,587,958.34

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Solution

The fourth proportional to 10,643,738.90, 15,975,702.08 and 6,587,958.34 is: 9,888,185.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,643,738.90 : 15,975,702.08 = 6,587,958.34 : x
  2. Step 2: Convert to fraction form
    10,643,738.90/15,975,702.08 = 6,587,958.34/x
  3. Step 3: Cross multiply
    10,643,738.90x = 15,975,702.08 × 6,587,958.34
  4. Step 4: Simplify right side
    10,643,738.90x = 105,247,259,755,291.34
  5. Step 5: Solve for x
    x = 105,247,259,755,291.34/10,643,738.90
  6. Step 6: Final answer
    x = 9,888,185.04

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.