Home / 9,111,559.48-12,577,118.68-5,245,621.44

Finding the Fourth Proportional to 9,111,559.48, 12,577,118.68 and 5,245,621.44

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Solution

The fourth proportional to 9,111,559.48, 12,577,118.68 and 5,245,621.44 is: 7,240,780.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,111,559.48 : 12,577,118.68 = 5,245,621.44 : x
  2. Step 2: Convert to fraction form
    9,111,559.48/12,577,118.68 = 5,245,621.44/x
  3. Step 3: Cross multiply
    9,111,559.48x = 12,577,118.68 × 5,245,621.44
  4. Step 4: Simplify right side
    9,111,559.48x = 65,974,803,401,232.50
  5. Step 5: Solve for x
    x = 65,974,803,401,232.50/9,111,559.48
  6. Step 6: Final answer
    x = 7,240,780.63

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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.