Home / 5,141,616.05-7,095,328.69-2,818,513.58

Finding the Fourth Proportional to 5,141,616.05, 7,095,328.69 and 2,818,513.58

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Solution

The fourth proportional to 5,141,616.05, 7,095,328.69 and 2,818,513.58 is: 3,889,493.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,141,616.05 : 7,095,328.69 = 2,818,513.58 : x
  2. Step 2: Convert to fraction form
    5,141,616.05/7,095,328.69 = 2,818,513.58/x
  3. Step 3: Cross multiply
    5,141,616.05x = 7,095,328.69 × 2,818,513.58
  4. Step 4: Simplify right side
    5,141,616.05x = 19,998,280,224,805.68
  5. Step 5: Solve for x
    x = 19,998,280,224,805.68/5,141,616.05
  6. Step 6: Final answer
    x = 3,889,493.11

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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.