Home / 56,495,481.26-77,959,459.02-31,710,879.12

Finding the Fourth Proportional to 56,495,481.26, 77,959,459.02 and 31,710,879.12

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Solution

The fourth proportional to 56,495,481.26, 77,959,459.02 and 31,710,879.12 is: 43,758,596.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,495,481.26 : 77,959,459.02 = 31,710,879.12 : x
  2. Step 2: Convert to fraction form
    56,495,481.26/77,959,459.02 = 31,710,879.12/x
  3. Step 3: Cross multiply
    56,495,481.26x = 77,959,459.02 × 31,710,879.12
  4. Step 4: Simplify right side
    56,495,481.26x = 2,472,162,981,243,813.50
  5. Step 5: Solve for x
    x = 2,472,162,981,243,813.50/56,495,481.26
  6. Step 6: Final answer
    x = 43,758,596.73

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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.