Home / 7,618,532.96-10,513,734-4,180,573.28

Finding the Fourth Proportional to 7,618,532.96, 10,513,734 and 4,180,573.28

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Solution

The fourth proportional to 7,618,532.96, 10,513,734 and 4,180,573.28 is: 5,769,278.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,618,532.96 : 10,513,734 = 4,180,573.28 : x
  2. Step 2: Convert to fraction form
    7,618,532.96/10,513,734 = 4,180,573.28/x
  3. Step 3: Cross multiply
    7,618,532.96x = 10,513,734 × 4,180,573.28
  4. Step 4: Simplify right side
    7,618,532.96x = 43,953,435,433,427.52
  5. Step 5: Solve for x
    x = 43,953,435,433,427.52/7,618,532.96
  6. Step 6: Final answer
    x = 5,769,278.11

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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.