Home / 9,787,857.20-14,681,785.80-9,619,895.60

Finding the Fourth Proportional to 9,787,857.20, 14,681,785.80 and 9,619,895.60

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Solution

The fourth proportional to 9,787,857.20, 14,681,785.80 and 9,619,895.60 is: 14,429,843.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,787,857.20 : 14,681,785.80 = 9,619,895.60 : x
  2. Step 2: Convert to fraction form
    9,787,857.20/14,681,785.80 = 9,619,895.60/x
  3. Step 3: Cross multiply
    9,787,857.20x = 14,681,785.80 × 9,619,895.60
  4. Step 4: Simplify right side
    9,787,857.20x = 141,237,246,617,562.47
  5. Step 5: Solve for x
    x = 141,237,246,617,562.47/9,787,857.20
  6. Step 6: Final answer
    x = 14,429,843.40

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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.