Home / 9,787,280.80-14,680,921.20-4,118,576.80

Finding the Fourth Proportional to 9,787,280.80, 14,680,921.20 and 4,118,576.80

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Solution

The fourth proportional to 9,787,280.80, 14,680,921.20 and 4,118,576.80 is: 6,177,865.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,787,280.80 : 14,680,921.20 = 4,118,576.80 : x
  2. Step 2: Convert to fraction form
    9,787,280.80/14,680,921.20 = 4,118,576.80/x
  3. Step 3: Cross multiply
    9,787,280.80x = 14,680,921.20 × 4,118,576.80
  4. Step 4: Simplify right side
    9,787,280.80x = 60,464,501,456,948.16
  5. Step 5: Solve for x
    x = 60,464,501,456,948.16/9,787,280.80
  6. Step 6: Final answer
    x = 6,177,865.20

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Double scale
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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.