Home / 5,103,600.29-7,042,947.14-2,780,485.73

Finding the Fourth Proportional to 5,103,600.29, 7,042,947.14 and 2,780,485.73

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Solution

The fourth proportional to 5,103,600.29, 7,042,947.14 and 2,780,485.73 is: 3,837,058.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,103,600.29 : 7,042,947.14 = 2,780,485.73 : x
  2. Step 2: Convert to fraction form
    5,103,600.29/7,042,947.14 = 2,780,485.73/x
  3. Step 3: Cross multiply
    5,103,600.29x = 7,042,947.14 × 2,780,485.73
  4. Step 4: Simplify right side
    5,103,600.29x = 19,582,814,049,858.03
  5. Step 5: Solve for x
    x = 19,582,814,049,858.03/5,103,600.29
  6. Step 6: Final answer
    x = 3,837,058.73

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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.