Home / 22,439,564.55-30,965,264.16-13,019,625.81

Finding the Fourth Proportional to 22,439,564.55, 30,965,264.16 and 13,019,625.81

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Solution

The fourth proportional to 22,439,564.55, 30,965,264.16 and 13,019,625.81 is: 17,966,309.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,439,564.55 : 30,965,264.16 = 13,019,625.81 : x
  2. Step 2: Convert to fraction form
    22,439,564.55/30,965,264.16 = 13,019,625.81/x
  3. Step 3: Cross multiply
    22,439,564.55x = 30,965,264.16 × 13,019,625.81
  4. Step 4: Simplify right side
    22,439,564.55x = 403,156,152,471,004
  5. Step 5: Solve for x
    x = 403,156,152,471,004/22,439,564.55
  6. Step 6: Final answer
    x = 17,966,309.09

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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.