Home / 5,102,200.63-7,041,046.64-2,779,085.97

Finding the Fourth Proportional to 5,102,200.63, 7,041,046.64 and 2,779,085.97

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Solution

The fourth proportional to 5,102,200.63, 7,041,046.64 and 2,779,085.97 is: 3,835,143.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,102,200.63 : 7,041,046.64 = 2,779,085.97 : x
  2. Step 2: Convert to fraction form
    5,102,200.63/7,041,046.64 = 2,779,085.97/x
  3. Step 3: Cross multiply
    5,102,200.63x = 7,041,046.64 × 2,779,085.97
  4. Step 4: Simplify right side
    5,102,200.63x = 19,567,673,917,444.21
  5. Step 5: Solve for x
    x = 19,567,673,917,444.21/5,102,200.63
  6. Step 6: Final answer
    x = 3,835,143.96

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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.