Home / 9,515,612.25-13,131,559.34-5,164,700.15

Finding the Fourth Proportional to 9,515,612.25, 13,131,559.34 and 5,164,700.15

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Solution

The fourth proportional to 9,515,612.25, 13,131,559.34 and 5,164,700.15 is: 7,127,294.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,515,612.25 : 13,131,559.34 = 5,164,700.15 : x
  2. Step 2: Convert to fraction form
    9,515,612.25/13,131,559.34 = 5,164,700.15/x
  3. Step 3: Cross multiply
    9,515,612.25x = 13,131,559.34 × 5,164,700.15
  4. Step 4: Simplify right side
    9,515,612.25x = 67,820,566,401,550.60
  5. Step 5: Solve for x
    x = 67,820,566,401,550.60/9,515,612.25
  6. Step 6: Final answer
    x = 7,127,294.03

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1.5x scale

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.