Home / 68,633,339.64-102,967,435.14-31,771,804.56

Finding the Fourth Proportional to 68,633,339.64, 102,967,435.14 and 31,771,804.56

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Solution

The fourth proportional to 68,633,339.64, 102,967,435.14 and 31,771,804.56 is: 47,665,773.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,633,339.64 : 102,967,435.14 = 31,771,804.56 : x
  2. Step 2: Convert to fraction form
    68,633,339.64/102,967,435.14 = 31,771,804.56/x
  3. Step 3: Cross multiply
    68,633,339.64x = 102,967,435.14 × 31,771,804.56
  4. Step 4: Simplify right side
    68,633,339.64x = 3,271,461,225,312,556
  5. Step 5: Solve for x
    x = 3,271,461,225,312,556/68,633,339.64
  6. Step 6: Final answer
    x = 47,665,773.55

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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.