Home / 7,453,679.60-10,285,839.60-4,190,632.40

Finding the Fourth Proportional to 7,453,679.60, 10,285,839.60 and 4,190,632.40

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Solution

The fourth proportional to 7,453,679.60, 10,285,839.60 and 4,190,632.40 is: 5,782,938.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,453,679.60 : 10,285,839.60 = 4,190,632.40 : x
  2. Step 2: Convert to fraction form
    7,453,679.60/10,285,839.60 = 4,190,632.40/x
  3. Step 3: Cross multiply
    7,453,679.60x = 10,285,839.60 × 4,190,632.40
  4. Step 4: Simplify right side
    7,453,679.60x = 43,104,172,688,963.04
  5. Step 5: Solve for x
    x = 43,104,172,688,963.04/7,453,679.60
  6. Step 6: Final answer
    x = 5,782,938.76

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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.