Home / 12,528,033.70-18,792,050.55-6,543,624.10

Finding the Fourth Proportional to 12,528,033.70, 18,792,050.55 and 6,543,624.10

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Solution

The fourth proportional to 12,528,033.70, 18,792,050.55 and 6,543,624.10 is: 9,815,436.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,528,033.70 : 18,792,050.55 = 6,543,624.10 : x
  2. Step 2: Convert to fraction form
    12,528,033.70/18,792,050.55 = 6,543,624.10/x
  3. Step 3: Cross multiply
    12,528,033.70x = 18,792,050.55 × 6,543,624.10
  4. Step 4: Simplify right side
    12,528,033.70x = 122,968,114,867,398.25
  5. Step 5: Solve for x
    x = 122,968,114,867,398.25/12,528,033.70
  6. Step 6: Final answer
    x = 9,815,436.15

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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.