Home / 22,710,493.08-31,336,288.80-12,920,365.74

Finding the Fourth Proportional to 22,710,493.08, 31,336,288.80 and 12,920,365.74

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Solution

The fourth proportional to 22,710,493.08, 31,336,288.80 and 12,920,365.74 is: 17,827,720.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,710,493.08 : 31,336,288.80 = 12,920,365.74 : x
  2. Step 2: Convert to fraction form
    22,710,493.08/31,336,288.80 = 12,920,365.74/x
  3. Step 3: Cross multiply
    22,710,493.08x = 31,336,288.80 × 12,920,365.74
  4. Step 4: Simplify right side
    22,710,493.08x = 404,876,312,230,265.75
  5. Step 5: Solve for x
    x = 404,876,312,230,265.75/22,710,493.08
  6. Step 6: Final answer
    x = 17,827,720.02

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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.