Home / 5,643,000.10-8,464,500.15-5,611,507.30

Finding the Fourth Proportional to 5,643,000.10, 8,464,500.15 and 5,611,507.30

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Solution

The fourth proportional to 5,643,000.10, 8,464,500.15 and 5,611,507.30 is: 8,417,260.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,643,000.10 : 8,464,500.15 = 5,611,507.30 : x
  2. Step 2: Convert to fraction form
    5,643,000.10/8,464,500.15 = 5,611,507.30/x
  3. Step 3: Cross multiply
    5,643,000.10x = 8,464,500.15 × 5,611,507.30
  4. Step 4: Simplify right side
    5,643,000.10x = 47,498,604,382,576.09
  5. Step 5: Solve for x
    x = 47,498,604,382,576.09/5,643,000.10
  6. Step 6: Final answer
    x = 8,417,260.95

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Double scale
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Similar ratio
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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.