Home / 14,222,507.39-19,627,112.22-7,696,136.90

Finding the Fourth Proportional to 14,222,507.39, 19,627,112.22 and 7,696,136.90

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Solution

The fourth proportional to 14,222,507.39, 19,627,112.22 and 7,696,136.90 is: 10,620,697.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,222,507.39 : 19,627,112.22 = 7,696,136.90 : x
  2. Step 2: Convert to fraction form
    14,222,507.39/19,627,112.22 = 7,696,136.90/x
  3. Step 3: Cross multiply
    14,222,507.39x = 19,627,112.22 × 7,696,136.90
  4. Step 4: Simplify right side
    14,222,507.39x = 151,052,942,596,782.91
  5. Step 5: Solve for x
    x = 151,052,942,596,782.91/14,222,507.39
  6. Step 6: Final answer
    x = 10,620,697.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.