Home / 10,369,623.20-15,554,434.80-3,638,717.60

Finding the Fourth Proportional to 10,369,623.20, 15,554,434.80 and 3,638,717.60

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Solution

The fourth proportional to 10,369,623.20, 15,554,434.80 and 3,638,717.60 is: 5,458,076.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,369,623.20 : 15,554,434.80 = 3,638,717.60 : x
  2. Step 2: Convert to fraction form
    10,369,623.20/15,554,434.80 = 3,638,717.60/x
  3. Step 3: Cross multiply
    10,369,623.20x = 15,554,434.80 × 3,638,717.60
  4. Step 4: Simplify right side
    10,369,623.20x = 56,598,195,664,812.48
  5. Step 5: Solve for x
    x = 56,598,195,664,812.48/10,369,623.20
  6. Step 6: Final answer
    x = 5,458,076.40

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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.