Home / 8,091,007.05-12,136,510.58-7,344,511.05

Finding the Fourth Proportional to 8,091,007.05, 12,136,510.58 and 7,344,511.05

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Solution

The fourth proportional to 8,091,007.05, 12,136,510.58 and 7,344,511.05 is: 11,016,766.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,091,007.05 : 12,136,510.58 = 7,344,511.05 : x
  2. Step 2: Convert to fraction form
    8,091,007.05/12,136,510.58 = 7,344,511.05/x
  3. Step 3: Cross multiply
    8,091,007.05x = 12,136,510.58 × 7,344,511.05
  4. Step 4: Simplify right side
    8,091,007.05x = 89,136,736,026,529.34
  5. Step 5: Solve for x
    x = 89,136,736,026,529.34/8,091,007.05
  6. Step 6: Final answer
    x = 11,016,766.58

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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.