Home / 7,618,534.36-10,513,880.68-4,180,898.42

Finding the Fourth Proportional to 7,618,534.36, 10,513,880.68 and 4,180,898.42

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Solution

The fourth proportional to 7,618,534.36, 10,513,880.68 and 4,180,898.42 is: 5,769,806.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,618,534.36 : 10,513,880.68 = 4,180,898.42 : x
  2. Step 2: Convert to fraction form
    7,618,534.36/10,513,880.68 = 4,180,898.42/x
  3. Step 3: Cross multiply
    7,618,534.36x = 10,513,880.68 × 4,180,898.42
  4. Step 4: Simplify right side
    7,618,534.36x = 43,957,467,123,080.52
  5. Step 5: Solve for x
    x = 43,957,467,123,080.52/7,618,534.36
  6. Step 6: Final answer
    x = 5,769,806.24

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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.