Home / 7,299,529.25-10,949,916.69-1,908,171.02

Finding the Fourth Proportional to 7,299,529.25, 10,949,916.69 and 1,908,171.02

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Solution

The fourth proportional to 7,299,529.25, 10,949,916.69 and 1,908,171.02 is: 2,862,419.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,299,529.25 : 10,949,916.69 = 1,908,171.02 : x
  2. Step 2: Convert to fraction form
    7,299,529.25/10,949,916.69 = 1,908,171.02/x
  3. Step 3: Cross multiply
    7,299,529.25x = 10,949,916.69 × 1,908,171.02
  4. Step 4: Simplify right side
    7,299,529.25x = 20,894,313,726,647.11
  5. Step 5: Solve for x
    x = 20,894,313,726,647.11/7,299,529.25
  6. Step 6: Final answer
    x = 2,862,419.35

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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.