Home / 82,506,241.17-113,780,567.97-54,198,637.83

Finding the Fourth Proportional to 82,506,241.17, 113,780,567.97 and 54,198,637.83

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Solution

The fourth proportional to 82,506,241.17, 113,780,567.97 and 54,198,637.83 is: 74,742,852.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,506,241.17 : 113,780,567.97 = 54,198,637.83 : x
  2. Step 2: Convert to fraction form
    82,506,241.17/113,780,567.97 = 54,198,637.83/x
  3. Step 3: Cross multiply
    82,506,241.17x = 113,780,567.97 × 54,198,637.83
  4. Step 4: Simplify right side
    82,506,241.17x = 6,166,751,795,497,728
  5. Step 5: Solve for x
    x = 6,166,751,795,497,728/82,506,241.17
  6. Step 6: Final answer
    x = 74,742,852.27

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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.