Home / 22,494,905.48-31,042,999.50-12,181,646.36

Finding the Fourth Proportional to 22,494,905.48, 31,042,999.50 and 12,181,646.36

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Solution

The fourth proportional to 22,494,905.48, 31,042,999.50 and 12,181,646.36 is: 16,810,688.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,494,905.48 : 31,042,999.50 = 12,181,646.36 : x
  2. Step 2: Convert to fraction form
    22,494,905.48/31,042,999.50 = 12,181,646.36/x
  3. Step 3: Cross multiply
    22,494,905.48x = 31,042,999.50 × 12,181,646.36
  4. Step 4: Simplify right side
    22,494,905.48x = 378,154,841,862,656.81
  5. Step 5: Solve for x
    x = 378,154,841,862,656.81/22,494,905.48
  6. Step 6: Final answer
    x = 16,810,688.19

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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.