Home / 49,123,221.60-73,684,832.40-13,221,429.60

Finding the Fourth Proportional to 49,123,221.60, 73,684,832.40 and 13,221,429.60

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Solution

The fourth proportional to 49,123,221.60, 73,684,832.40 and 13,221,429.60 is: 19,832,144.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,123,221.60 : 73,684,832.40 = 13,221,429.60 : x
  2. Step 2: Convert to fraction form
    49,123,221.60/73,684,832.40 = 13,221,429.60/x
  3. Step 3: Cross multiply
    49,123,221.60x = 73,684,832.40 × 13,221,429.60
  4. Step 4: Simplify right side
    49,123,221.60x = 974,218,824,164,399.12
  5. Step 5: Solve for x
    x = 974,218,824,164,399.12/49,123,221.60
  6. Step 6: Final answer
    x = 19,832,144.40

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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.