Home / 10,456,116.84-15,690,313.85-4,390,382.03

Finding the Fourth Proportional to 10,456,116.84, 15,690,313.85 and 4,390,382.03

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Solution

The fourth proportional to 10,456,116.84, 15,690,313.85 and 4,390,382.03 is: 6,588,150.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,456,116.84 : 15,690,313.85 = 4,390,382.03 : x
  2. Step 2: Convert to fraction form
    10,456,116.84/15,690,313.85 = 4,390,382.03/x
  3. Step 3: Cross multiply
    10,456,116.84x = 15,690,313.85 × 4,390,382.03
  4. Step 4: Simplify right side
    10,456,116.84x = 68,886,471,871,696.65
  5. Step 5: Solve for x
    x = 68,886,471,871,696.65/10,456,116.84
  6. Step 6: Final answer
    x = 6,588,150.55

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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.