Home / 22,201,115.72-30,646,983.72-13,502,082.56

Finding the Fourth Proportional to 22,201,115.72, 30,646,983.72 and 13,502,082.56

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Solution

The fourth proportional to 22,201,115.72, 30,646,983.72 and 13,502,082.56 is: 18,638,617.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,201,115.72 : 30,646,983.72 = 13,502,082.56 : x
  2. Step 2: Convert to fraction form
    22,201,115.72/30,646,983.72 = 13,502,082.56/x
  3. Step 3: Cross multiply
    22,201,115.72x = 30,646,983.72 × 13,502,082.56
  4. Step 4: Simplify right side
    22,201,115.72x = 413,798,104,402,415.94
  5. Step 5: Solve for x
    x = 413,798,104,402,415.94/22,201,115.72
  6. Step 6: Final answer
    x = 18,638,617.52

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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.