Home / 22,439,561.55-30,965,260.02-13,019,622.81

Finding the Fourth Proportional to 22,439,561.55, 30,965,260.02 and 13,019,622.81

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Solution

The fourth proportional to 22,439,561.55, 30,965,260.02 and 13,019,622.81 is: 17,966,304.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,439,561.55 : 30,965,260.02 = 13,019,622.81 : x
  2. Step 2: Convert to fraction form
    22,439,561.55/30,965,260.02 = 13,019,622.81/x
  3. Step 3: Cross multiply
    22,439,561.55x = 30,965,260.02 × 13,019,622.81
  4. Step 4: Simplify right side
    22,439,561.55x = 403,156,005,673,973.06
  5. Step 5: Solve for x
    x = 403,156,005,673,973.06/22,439,561.55
  6. Step 6: Final answer
    x = 17,966,304.95

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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.