Home / 54,706,218.58-81,927,823.89-31,291,997.36

Finding the Fourth Proportional to 54,706,218.58, 81,927,823.89 and 31,291,997.36

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Solution

The fourth proportional to 54,706,218.58, 81,927,823.89 and 31,291,997.36 is: 46,862,775.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,706,218.58 : 81,927,823.89 = 31,291,997.36 : x
  2. Step 2: Convert to fraction form
    54,706,218.58/81,927,823.89 = 31,291,997.36/x
  3. Step 3: Cross multiply
    54,706,218.58x = 81,927,823.89 × 31,291,997.36
  4. Step 4: Simplify right side
    54,706,218.58x = 2,563,685,248,466,786
  5. Step 5: Solve for x
    x = 2,563,685,248,466,786/54,706,218.58
  6. Step 6: Final answer
    x = 46,862,775.66

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.