Home / 5,436,439.62-7,502,133.78-2,989,047.30

Finding the Fourth Proportional to 5,436,439.62, 7,502,133.78 and 2,989,047.30

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Solution

The fourth proportional to 5,436,439.62, 7,502,133.78 and 2,989,047.30 is: 4,124,801.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,436,439.62 : 7,502,133.78 = 2,989,047.30 : x
  2. Step 2: Convert to fraction form
    5,436,439.62/7,502,133.78 = 2,989,047.30/x
  3. Step 3: Cross multiply
    5,436,439.62x = 7,502,133.78 × 2,989,047.30
  4. Step 4: Simplify right side
    5,436,439.62x = 22,424,232,719,347.79
  5. Step 5: Solve for x
    x = 22,424,232,719,347.79/5,436,439.62
  6. Step 6: Final answer
    x = 4,124,801.21

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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.