Home / 7,618,532.86-10,513,878.61-4,180,896.92

Finding the Fourth Proportional to 7,618,532.86, 10,513,878.61 and 4,180,896.92

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Solution

The fourth proportional to 7,618,532.86, 10,513,878.61 and 4,180,896.92 is: 5,769,804.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,618,532.86 : 10,513,878.61 = 4,180,896.92 : x
  2. Step 2: Convert to fraction form
    7,618,532.86/10,513,878.61 = 4,180,896.92/x
  3. Step 3: Cross multiply
    7,618,532.86x = 10,513,878.61 × 4,180,896.92
  4. Step 4: Simplify right side
    7,618,532.86x = 43,957,442,697,802.88
  5. Step 5: Solve for x
    x = 43,957,442,697,802.88/7,618,532.86
  6. Step 6: Final answer
    x = 5,769,804.17

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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.