Home / 7,558,717.95-11,338,062.35-1,878,947.73

Finding the Fourth Proportional to 7,558,717.95, 11,338,062.35 and 1,878,947.73

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Solution

The fourth proportional to 7,558,717.95, 11,338,062.35 and 1,878,947.73 is: 2,818,417.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,558,717.95 : 11,338,062.35 = 1,878,947.73 : x
  2. Step 2: Convert to fraction form
    7,558,717.95/11,338,062.35 = 1,878,947.73/x
  3. Step 3: Cross multiply
    7,558,717.95x = 11,338,062.35 × 1,878,947.73
  4. Step 4: Simplify right side
    7,558,717.95x = 21,303,626,505,736.23
  5. Step 5: Solve for x
    x = 21,303,626,505,736.23/7,558,717.95
  6. Step 6: Final answer
    x = 2,818,417.97

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.