Home / 55,238,233.08-76,261,424.34-49,109,705.16

Finding the Fourth Proportional to 55,238,233.08, 76,261,424.34 and 49,109,705.16

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Solution

The fourth proportional to 55,238,233.08, 76,261,424.34 and 49,109,705.16 is: 67,800,431.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,238,233.08 : 76,261,424.34 = 49,109,705.16 : x
  2. Step 2: Convert to fraction form
    55,238,233.08/76,261,424.34 = 49,109,705.16/x
  3. Step 3: Cross multiply
    55,238,233.08x = 76,261,424.34 × 49,109,705.16
  4. Step 4: Simplify right side
    55,238,233.08x = 3,745,176,064,419,047.50
  5. Step 5: Solve for x
    x = 3,745,176,064,419,047.50/55,238,233.08
  6. Step 6: Final answer
    x = 67,800,431.98

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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.