Home / 8,756,039.70-13,134,059.55-5,396,807.70

Finding the Fourth Proportional to 8,756,039.70, 13,134,059.55 and 5,396,807.70

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Solution

The fourth proportional to 8,756,039.70, 13,134,059.55 and 5,396,807.70 is: 8,095,211.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,756,039.70 : 13,134,059.55 = 5,396,807.70 : x
  2. Step 2: Convert to fraction form
    8,756,039.70/13,134,059.55 = 5,396,807.70/x
  3. Step 3: Cross multiply
    8,756,039.70x = 13,134,059.55 × 5,396,807.70
  4. Step 4: Simplify right side
    8,756,039.70x = 70,881,993,711,698.55
  5. Step 5: Solve for x
    x = 70,881,993,711,698.55/8,756,039.70
  6. Step 6: Final answer
    x = 8,095,211.55

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.