Home / 79,614,749.14-109,826,215.93-54,791,840.81

Finding the Fourth Proportional to 79,614,749.14, 109,826,215.93 and 54,791,840.81

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Solution

The fourth proportional to 79,614,749.14, 109,826,215.93 and 54,791,840.81 is: 75,583,740.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,614,749.14 : 109,826,215.93 = 54,791,840.81 : x
  2. Step 2: Convert to fraction form
    79,614,749.14/109,826,215.93 = 54,791,840.81/x
  3. Step 3: Cross multiply
    79,614,749.14x = 109,826,215.93 × 54,791,840.81
  4. Step 4: Simplify right side
    79,614,749.14x = 6,017,580,540,001,247
  5. Step 5: Solve for x
    x = 6,017,580,540,001,247/79,614,749.14
  6. Step 6: Final answer
    x = 75,583,740.51

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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.