Home / 22,186,851.80-33,280,277.70-18,785,629.40

Finding the Fourth Proportional to 22,186,851.80, 33,280,277.70 and 18,785,629.40

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Solution

The fourth proportional to 22,186,851.80, 33,280,277.70 and 18,785,629.40 is: 28,178,444.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,186,851.80 : 33,280,277.70 = 18,785,629.40 : x
  2. Step 2: Convert to fraction form
    22,186,851.80/33,280,277.70 = 18,785,629.40/x
  3. Step 3: Cross multiply
    22,186,851.80x = 33,280,277.70 × 18,785,629.40
  4. Step 4: Simplify right side
    22,186,851.80x = 625,190,963,201,284.38
  5. Step 5: Solve for x
    x = 625,190,963,201,284.38/22,186,851.80
  6. Step 6: Final answer
    x = 28,178,444.10

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1.5x scale

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.