Home / 82,406,810.56-113,735,472.80-47,593,243.84

Finding the Fourth Proportional to 82,406,810.56, 113,735,472.80 and 47,593,243.84

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Solution

The fourth proportional to 82,406,810.56, 113,735,472.80 and 47,593,243.84 is: 65,686,804.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,406,810.56 : 113,735,472.80 = 47,593,243.84 : x
  2. Step 2: Convert to fraction form
    82,406,810.56/113,735,472.80 = 47,593,243.84/x
  3. Step 3: Cross multiply
    82,406,810.56x = 113,735,472.80 × 47,593,243.84
  4. Step 4: Simplify right side
    82,406,810.56x = 5,413,040,090,228,088
  5. Step 5: Solve for x
    x = 5,413,040,090,228,088/82,406,810.56
  6. Step 6: Final answer
    x = 65,686,804.93

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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.