Home / 11,869,142.64-17,803,178.96-4,949,772.59

Finding the Fourth Proportional to 11,869,142.64, 17,803,178.96 and 4,949,772.59

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Solution

The fourth proportional to 11,869,142.64, 17,803,178.96 and 4,949,772.59 is: 7,424,435.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,869,142.64 : 17,803,178.96 = 4,949,772.59 : x
  2. Step 2: Convert to fraction form
    11,869,142.64/17,803,178.96 = 4,949,772.59/x
  3. Step 3: Cross multiply
    11,869,142.64x = 17,803,178.96 × 4,949,772.59
  4. Step 4: Simplify right side
    11,869,142.64x = 88,121,687,117,307.94
  5. Step 5: Solve for x
    x = 88,121,687,117,307.94/11,869,142.64
  6. Step 6: Final answer
    x = 7,424,435.77

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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.