Home / 38,297,177.86-52,849,854.66-21,777,305.08

Finding the Fourth Proportional to 38,297,177.86, 52,849,854.66 and 21,777,305.08

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Solution

The fourth proportional to 38,297,177.86, 52,849,854.66 and 21,777,305.08 is: 30,052,538.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,297,177.86 : 52,849,854.66 = 21,777,305.08 : x
  2. Step 2: Convert to fraction form
    38,297,177.86/52,849,854.66 = 21,777,305.08/x
  3. Step 3: Cross multiply
    38,297,177.86x = 52,849,854.66 × 21,777,305.08
  4. Step 4: Simplify right side
    38,297,177.86x = 1,150,927,408,364,479.50
  5. Step 5: Solve for x
    x = 1,150,927,408,364,479.50/38,297,177.86
  6. Step 6: Final answer
    x = 30,052,538.40

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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.