Home / 51,231,151.08-70,699,546.52-28,025,779.84

Finding the Fourth Proportional to 51,231,151.08, 70,699,546.52 and 28,025,779.84

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Solution

The fourth proportional to 51,231,151.08, 70,699,546.52 and 28,025,779.84 is: 38,675,881.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,231,151.08 : 70,699,546.52 = 28,025,779.84 : x
  2. Step 2: Convert to fraction form
    51,231,151.08/70,699,546.52 = 28,025,779.84/x
  3. Step 3: Cross multiply
    51,231,151.08x = 70,699,546.52 × 28,025,779.84
  4. Step 4: Simplify right side
    51,231,151.08x = 1,981,409,925,557,358
  5. Step 5: Solve for x
    x = 1,981,409,925,557,358/51,231,151.08
  6. Step 6: Final answer
    x = 38,675,881.45

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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.