Home / 82,687,846.74-124,033,085.48-46,032,718.62

Finding the Fourth Proportional to 82,687,846.74, 124,033,085.48 and 46,032,718.62

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Solution

The fourth proportional to 82,687,846.74, 124,033,085.48 and 46,032,718.62 is: 69,049,810.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,687,846.74 : 124,033,085.48 = 46,032,718.62 : x
  2. Step 2: Convert to fraction form
    82,687,846.74/124,033,085.48 = 46,032,718.62/x
  3. Step 3: Cross multiply
    82,687,846.74x = 124,033,085.48 × 46,032,718.62
  4. Step 4: Simplify right side
    82,687,846.74x = 5,709,580,123,471,247
  5. Step 5: Solve for x
    x = 5,709,580,123,471,247/82,687,846.74
  6. Step 6: Final answer
    x = 69,049,810.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.