Home / 40,248,091.80-55,576,888.83-38,946,601.08

Finding the Fourth Proportional to 40,248,091.80, 55,576,888.83 and 38,946,601.08

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Solution

The fourth proportional to 40,248,091.80, 55,576,888.83 and 38,946,601.08 is: 53,779,715.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,248,091.80 : 55,576,888.83 = 38,946,601.08 : x
  2. Step 2: Convert to fraction form
    40,248,091.80/55,576,888.83 = 38,946,601.08/x
  3. Step 3: Cross multiply
    40,248,091.80x = 55,576,888.83 × 38,946,601.08
  4. Step 4: Simplify right side
    40,248,091.80x = 2,164,530,918,529,517.75
  5. Step 5: Solve for x
    x = 2,164,530,918,529,517.75/40,248,091.80
  6. Step 6: Final answer
    x = 53,779,715.30

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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.