Home / 56,723,123.39-85,106,128.61-22,204,195.18

Finding the Fourth Proportional to 56,723,123.39, 85,106,128.61 and 22,204,195.18

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Solution

The fourth proportional to 56,723,123.39, 85,106,128.61 and 22,204,195.18 is: 33,314,686.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,723,123.39 : 85,106,128.61 = 22,204,195.18 : x
  2. Step 2: Convert to fraction form
    56,723,123.39/85,106,128.61 = 22,204,195.18/x
  3. Step 3: Cross multiply
    56,723,123.39x = 85,106,128.61 × 22,204,195.18
  4. Step 4: Simplify right side
    56,723,123.39x = 1,889,713,090,513,367
  5. Step 5: Solve for x
    x = 1,889,713,090,513,367/56,723,123.39
  6. Step 6: Final answer
    x = 33,314,686.81

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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.