Home / 10,011,775.60-13,816,522.38-5,661,512.74

Finding the Fourth Proportional to 10,011,775.60, 13,816,522.38 and 5,661,512.74

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Solution

The fourth proportional to 10,011,775.60, 13,816,522.38 and 5,661,512.74 is: 7,813,041.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,011,775.60 : 13,816,522.38 = 5,661,512.74 : x
  2. Step 2: Convert to fraction form
    10,011,775.60/13,816,522.38 = 5,661,512.74/x
  3. Step 3: Cross multiply
    10,011,775.60x = 13,816,522.38 × 5,661,512.74
  4. Step 4: Simplify right side
    10,011,775.60x = 78,222,417,476,865.12
  5. Step 5: Solve for x
    x = 78,222,417,476,865.12/10,011,775.60
  6. Step 6: Final answer
    x = 7,813,041.42

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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.