Home / 10,284,811.28-15,432,274.36-4,136,549.21

Finding the Fourth Proportional to 10,284,811.28, 15,432,274.36 and 4,136,549.21

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Solution

The fourth proportional to 10,284,811.28, 15,432,274.36 and 4,136,549.21 is: 6,206,857.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,284,811.28 : 15,432,274.36 = 4,136,549.21 : x
  2. Step 2: Convert to fraction form
    10,284,811.28/15,432,274.36 = 4,136,549.21/x
  3. Step 3: Cross multiply
    10,284,811.28x = 15,432,274.36 × 4,136,549.21
  4. Step 4: Simplify right side
    10,284,811.28x = 63,836,362,274,973.52
  5. Step 5: Solve for x
    x = 63,836,362,274,973.52/10,284,811.28
  6. Step 6: Final answer
    x = 6,206,857.91

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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.