Home / 81,285,572.88-112,159,619.52-46,003,212

Finding the Fourth Proportional to 81,285,572.88, 112,159,619.52 and 46,003,212

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Solution

The fourth proportional to 81,285,572.88, 112,159,619.52 and 46,003,212 is: 63,476,242.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,285,572.88 : 112,159,619.52 = 46,003,212 : x
  2. Step 2: Convert to fraction form
    81,285,572.88/112,159,619.52 = 46,003,212/x
  3. Step 3: Cross multiply
    81,285,572.88x = 112,159,619.52 × 46,003,212
  4. Step 4: Simplify right side
    81,285,572.88x = 5,159,702,754,617,898
  5. Step 5: Solve for x
    x = 5,159,702,754,617,898/81,285,572.88
  6. Step 6: Final answer
    x = 63,476,242.73

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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.