Home / 22,486,101.48-31,030,813.08-12,172,817.16

Finding the Fourth Proportional to 22,486,101.48, 31,030,813.08 and 12,172,817.16

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Solution

The fourth proportional to 22,486,101.48, 31,030,813.08 and 12,172,817.16 is: 16,798,483.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,486,101.48 : 31,030,813.08 = 12,172,817.16 : x
  2. Step 2: Convert to fraction form
    22,486,101.48/31,030,813.08 = 12,172,817.16/x
  3. Step 3: Cross multiply
    22,486,101.48x = 31,030,813.08 × 12,172,817.16
  4. Step 4: Simplify right side
    22,486,101.48x = 377,732,413,948,976.44
  5. Step 5: Solve for x
    x = 377,732,413,948,976.44/22,486,101.48
  6. Step 6: Final answer
    x = 16,798,483.91

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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.