Home / 31,272,252.98-43,157,301.96-18,036,507.77

Finding the Fourth Proportional to 31,272,252.98, 43,157,301.96 and 18,036,507.77

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Solution

The fourth proportional to 31,272,252.98, 43,157,301.96 and 18,036,507.77 is: 24,891,299.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,272,252.98 : 43,157,301.96 = 18,036,507.77 : x
  2. Step 2: Convert to fraction form
    31,272,252.98/43,157,301.96 = 18,036,507.77/x
  3. Step 3: Cross multiply
    31,272,252.98x = 43,157,301.96 × 18,036,507.77
  4. Step 4: Simplify right side
    31,272,252.98x = 778,407,011,917,989.75
  5. Step 5: Solve for x
    x = 778,407,011,917,989.75/31,272,252.98
  6. Step 6: Final answer
    x = 24,891,299.41

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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.