Home / 57,739,995.48-79,681,191.96-31,635,501.72

Finding the Fourth Proportional to 57,739,995.48, 79,681,191.96 and 31,635,501.72

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Solution

The fourth proportional to 57,739,995.48, 79,681,191.96 and 31,635,501.72 is: 43,656,991.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,739,995.48 : 79,681,191.96 = 31,635,501.72 : x
  2. Step 2: Convert to fraction form
    57,739,995.48/79,681,191.96 = 31,635,501.72/x
  3. Step 3: Cross multiply
    57,739,995.48x = 79,681,191.96 × 31,635,501.72
  4. Step 4: Simplify right side
    57,739,995.48x = 2,520,754,485,302,230
  5. Step 5: Solve for x
    x = 2,520,754,485,302,230/57,739,995.48
  6. Step 6: Final answer
    x = 43,656,991.39

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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.