Home / 7,150,140.60-10,725,210.90-6,441,552.60

Finding the Fourth Proportional to 7,150,140.60, 10,725,210.90 and 6,441,552.60

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Solution

The fourth proportional to 7,150,140.60, 10,725,210.90 and 6,441,552.60 is: 9,662,328.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,150,140.60 : 10,725,210.90 = 6,441,552.60 : x
  2. Step 2: Convert to fraction form
    7,150,140.60/10,725,210.90 = 6,441,552.60/x
  3. Step 3: Cross multiply
    7,150,140.60x = 10,725,210.90 × 6,441,552.60
  4. Step 4: Simplify right side
    7,150,140.60x = 69,087,010,158,443.34
  5. Step 5: Solve for x
    x = 69,087,010,158,443.34/7,150,140.60
  6. Step 6: Final answer
    x = 9,662,328.90

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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.