Home / 39,196,652.64-54,088,572.83-21,556,797.25

Finding the Fourth Proportional to 39,196,652.64, 54,088,572.83 and 21,556,797.25

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Solution

The fourth proportional to 39,196,652.64, 54,088,572.83 and 21,556,797.25 is: 29,746,836.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,196,652.64 : 54,088,572.83 = 21,556,797.25 : x
  2. Step 2: Convert to fraction form
    39,196,652.64/54,088,572.83 = 21,556,797.25/x
  3. Step 3: Cross multiply
    39,196,652.64x = 54,088,572.83 × 21,556,797.25
  4. Step 4: Simplify right side
    39,196,652.64x = 1,165,976,398,038,168.75
  5. Step 5: Solve for x
    x = 1,165,976,398,038,168.75/39,196,652.64
  6. Step 6: Final answer
    x = 29,746,836.01

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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.