Home / 82,726,027.81-114,158,235.84-47,418,520.93

Finding the Fourth Proportional to 82,726,027.81, 114,158,235.84 and 47,418,520.93

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Solution

The fourth proportional to 82,726,027.81, 114,158,235.84 and 47,418,520.93 is: 65,435,448.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,726,027.81 : 114,158,235.84 = 47,418,520.93 : x
  2. Step 2: Convert to fraction form
    82,726,027.81/114,158,235.84 = 47,418,520.93/x
  3. Step 3: Cross multiply
    82,726,027.81x = 114,158,235.84 × 47,418,520.93
  4. Step 4: Simplify right side
    82,726,027.81x = 5,413,214,695,510,916
  5. Step 5: Solve for x
    x = 5,413,214,695,510,916/82,726,027.81
  6. Step 6: Final answer
    x = 65,435,448.05

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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.