Home / 55,917,862.03-77,100,621.15-38,285,314.93

Finding the Fourth Proportional to 55,917,862.03, 77,100,621.15 and 38,285,314.93

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Solution

The fourth proportional to 55,917,862.03, 77,100,621.15 and 38,285,314.93 is: 52,788,526.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,917,862.03 : 77,100,621.15 = 38,285,314.93 : x
  2. Step 2: Convert to fraction form
    55,917,862.03/77,100,621.15 = 38,285,314.93/x
  3. Step 3: Cross multiply
    55,917,862.03x = 77,100,621.15 × 38,285,314.93
  4. Step 4: Simplify right side
    55,917,862.03x = 2,951,821,562,026,369
  5. Step 5: Solve for x
    x = 2,951,821,562,026,369/55,917,862.03
  6. Step 6: Final answer
    x = 52,788,526.87

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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.