Home / 68,338,497.68-94,307,065.38-38,575,411.91

Finding the Fourth Proportional to 68,338,497.68, 94,307,065.38 and 38,575,411.91

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Solution

The fourth proportional to 68,338,497.68, 94,307,065.38 and 38,575,411.91 is: 53,234,033.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,338,497.68 : 94,307,065.38 = 38,575,411.91 : x
  2. Step 2: Convert to fraction form
    68,338,497.68/94,307,065.38 = 38,575,411.91/x
  3. Step 3: Cross multiply
    68,338,497.68x = 94,307,065.38 × 38,575,411.91
  4. Step 4: Simplify right side
    68,338,497.68x = 3,637,933,893,056,800
  5. Step 5: Solve for x
    x = 3,637,933,893,056,800/68,338,497.68
  6. Step 6: Final answer
    x = 53,234,033.77

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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.