Home / 9,330,151.46-12,875,155.34-5,200,633.76

Finding the Fourth Proportional to 9,330,151.46, 12,875,155.34 and 5,200,633.76

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Solution

The fourth proportional to 9,330,151.46, 12,875,155.34 and 5,200,633.76 is: 7,176,621.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,330,151.46 : 12,875,155.34 = 5,200,633.76 : x
  2. Step 2: Convert to fraction form
    9,330,151.46/12,875,155.34 = 5,200,633.76/x
  3. Step 3: Cross multiply
    9,330,151.46x = 12,875,155.34 × 5,200,633.76
  4. Step 4: Simplify right side
    9,330,151.46x = 66,958,967,436,069.34
  5. Step 5: Solve for x
    x = 66,958,967,436,069.34/9,330,151.46
  6. Step 6: Final answer
    x = 7,176,621.70

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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.