Home / 9,621,996.16-13,278,008-5,492,240.32

Finding the Fourth Proportional to 9,621,996.16, 13,278,008 and 5,492,240.32

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Solution

The fourth proportional to 9,621,996.16, 13,278,008 and 5,492,240.32 is: 7,579,093.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,621,996.16 : 13,278,008 = 5,492,240.32 : x
  2. Step 2: Convert to fraction form
    9,621,996.16/13,278,008 = 5,492,240.32/x
  3. Step 3: Cross multiply
    9,621,996.16x = 13,278,008 × 5,492,240.32
  4. Step 4: Simplify right side
    9,621,996.16x = 72,926,010,906,882.56
  5. Step 5: Solve for x
    x = 72,926,010,906,882.56/9,621,996.16
  6. Step 6: Final answer
    x = 7,579,093.74

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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.