Home / 11,099,378.60-16,638,008.70-5,105,292.20

Finding the Fourth Proportional to 11,099,378.60, 16,638,008.70 and 5,105,292.20

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Solution

The fourth proportional to 11,099,378.60, 16,638,008.70 and 5,105,292.20 is: 7,652,851.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,099,378.60 : 16,638,008.70 = 5,105,292.20 : x
  2. Step 2: Convert to fraction form
    11,099,378.60/16,638,008.70 = 5,105,292.20/x
  3. Step 3: Cross multiply
    11,099,378.60x = 16,638,008.70 × 5,105,292.20
  4. Step 4: Simplify right side
    11,099,378.60x = 84,941,896,039,642.14
  5. Step 5: Solve for x
    x = 84,941,896,039,642.14/11,099,378.60
  6. Step 6: Final answer
    x = 7,652,851.49

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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.