Home / 8,555,280.54-11,806,561.58-4,688,047.32

Finding the Fourth Proportional to 8,555,280.54, 11,806,561.58 and 4,688,047.32

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Solution

The fourth proportional to 8,555,280.54, 11,806,561.58 and 4,688,047.32 is: 6,469,655.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,555,280.54 : 11,806,561.58 = 4,688,047.32 : x
  2. Step 2: Convert to fraction form
    8,555,280.54/11,806,561.58 = 4,688,047.32/x
  3. Step 3: Cross multiply
    8,555,280.54x = 11,806,561.58 × 4,688,047.32
  4. Step 4: Simplify right side
    8,555,280.54x = 55,349,719,373,533.97
  5. Step 5: Solve for x
    x = 55,349,719,373,533.97/8,555,280.54
  6. Step 6: Final answer
    x = 6,469,655.68

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.