Home / 81,270,184.86-112,120,930.89-46,444,192.74

Finding the Fourth Proportional to 81,270,184.86, 112,120,930.89 and 46,444,192.74

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Solution

The fourth proportional to 81,270,184.86, 112,120,930.89 and 46,444,192.74 is: 64,074,741.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,270,184.86 : 112,120,930.89 = 46,444,192.74 : x
  2. Step 2: Convert to fraction form
    81,270,184.86/112,120,930.89 = 46,444,192.74/x
  3. Step 3: Cross multiply
    81,270,184.86x = 112,120,930.89 × 46,444,192.74
  4. Step 4: Simplify right side
    81,270,184.86x = 5,207,366,124,443,380
  5. Step 5: Solve for x
    x = 5,207,366,124,443,380/81,270,184.86
  6. Step 6: Final answer
    x = 64,074,741.97

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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.