Home / 11,114,471.21-16,681,283.54-7,705,151.98

Finding the Fourth Proportional to 11,114,471.21, 16,681,283.54 and 7,705,151.98

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Solution

The fourth proportional to 11,114,471.21, 16,681,283.54 and 7,705,151.98 is: 11,564,367.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,114,471.21 : 16,681,283.54 = 7,705,151.98 : x
  2. Step 2: Convert to fraction form
    11,114,471.21/16,681,283.54 = 7,705,151.98/x
  3. Step 3: Cross multiply
    11,114,471.21x = 16,681,283.54 × 7,705,151.98
  4. Step 4: Simplify right side
    11,114,471.21x = 128,531,824,816,943.44
  5. Step 5: Solve for x
    x = 128,531,824,816,943.44/11,114,471.21
  6. Step 6: Final answer
    x = 11,564,367.07

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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.