Home / 6,899,621.84-9,521,541.10-3,802,256.32

Finding the Fourth Proportional to 6,899,621.84, 9,521,541.10 and 3,802,256.32

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Solution

The fourth proportional to 6,899,621.84, 9,521,541.10 and 3,802,256.32 is: 5,247,148.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,899,621.84 : 9,521,541.10 = 3,802,256.32 : x
  2. Step 2: Convert to fraction form
    6,899,621.84/9,521,541.10 = 3,802,256.32/x
  3. Step 3: Cross multiply
    6,899,621.84x = 9,521,541.10 × 3,802,256.32
  4. Step 4: Simplify right side
    6,899,621.84x = 36,203,339,823,614.75
  5. Step 5: Solve for x
    x = 36,203,339,823,614.75/6,899,621.84
  6. Step 6: Final answer
    x = 5,247,148.42

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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.