Home / 39,927,751.08-55,100,462.22-21,593,036.76

Finding the Fourth Proportional to 39,927,751.08, 55,100,462.22 and 21,593,036.76

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Solution

The fourth proportional to 39,927,751.08, 55,100,462.22 and 21,593,036.76 is: 29,798,480.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,927,751.08 : 55,100,462.22 = 21,593,036.76 : x
  2. Step 2: Convert to fraction form
    39,927,751.08/55,100,462.22 = 21,593,036.76/x
  3. Step 3: Cross multiply
    39,927,751.08x = 55,100,462.22 × 21,593,036.76
  4. Step 4: Simplify right side
    39,927,751.08x = 1,189,786,306,209,451.25
  5. Step 5: Solve for x
    x = 1,189,786,306,209,451.25/39,927,751.08
  6. Step 6: Final answer
    x = 29,798,480.36

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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.