Home / 6,390,382.49-9,585,658.49-2,130,552.10

Finding the Fourth Proportional to 6,390,382.49, 9,585,658.49 and 2,130,552.10

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Solution

The fourth proportional to 6,390,382.49, 9,585,658.49 and 2,130,552.10 is: 3,195,856.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,390,382.49 : 9,585,658.49 = 2,130,552.10 : x
  2. Step 2: Convert to fraction form
    6,390,382.49/9,585,658.49 = 2,130,552.10/x
  3. Step 3: Cross multiply
    6,390,382.49x = 9,585,658.49 × 2,130,552.10
  4. Step 4: Simplify right side
    6,390,382.49x = 20,422,744,767,171.28
  5. Step 5: Solve for x
    x = 20,422,744,767,171.28/6,390,382.49
  6. Step 6: Final answer
    x = 3,195,856.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.