Home / 82,618,106.68-114,012,357.06-45,447,586.84

Finding the Fourth Proportional to 82,618,106.68, 114,012,357.06 and 45,447,586.84

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Solution

The fourth proportional to 82,618,106.68, 114,012,357.06 and 45,447,586.84 is: 62,717,323.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,618,106.68 : 114,012,357.06 = 45,447,586.84 : x
  2. Step 2: Convert to fraction form
    82,618,106.68/114,012,357.06 = 45,447,586.84/x
  3. Step 3: Cross multiply
    82,618,106.68x = 114,012,357.06 × 45,447,586.84
  4. Step 4: Simplify right side
    82,618,106.68x = 5,181,586,498,317,438
  5. Step 5: Solve for x
    x = 5,181,586,498,317,438/82,618,106.68
  6. Step 6: Final answer
    x = 62,717,323.19

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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.