Home / 20,362,561.83-28,100,889.62-11,070,757.10

Finding the Fourth Proportional to 20,362,561.83, 28,100,889.62 and 11,070,757.10

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Solution

The fourth proportional to 20,362,561.83, 28,100,889.62 and 11,070,757.10 is: 15,277,946.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,362,561.83 : 28,100,889.62 = 11,070,757.10 : x
  2. Step 2: Convert to fraction form
    20,362,561.83/28,100,889.62 = 11,070,757.10/x
  3. Step 3: Cross multiply
    20,362,561.83x = 28,100,889.62 × 11,070,757.10
  4. Step 4: Simplify right side
    20,362,561.83x = 311,098,123,276,931.31
  5. Step 5: Solve for x
    x = 311,098,123,276,931.31/20,362,561.83
  6. Step 6: Final answer
    x = 15,277,946.16

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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.