Home / 22,017,007.70-33,025,511.55-7,638,576.20

Finding the Fourth Proportional to 22,017,007.70, 33,025,511.55 and 7,638,576.20

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Solution

The fourth proportional to 22,017,007.70, 33,025,511.55 and 7,638,576.20 is: 11,457,864.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,017,007.70 : 33,025,511.55 = 7,638,576.20 : x
  2. Step 2: Convert to fraction form
    22,017,007.70/33,025,511.55 = 7,638,576.20/x
  3. Step 3: Cross multiply
    22,017,007.70x = 33,025,511.55 × 7,638,576.20
  4. Step 4: Simplify right side
    22,017,007.70x = 252,267,886,518,655.12
  5. Step 5: Solve for x
    x = 252,267,886,518,655.12/22,017,007.70
  6. Step 6: Final answer
    x = 11,457,864.30

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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.