Home / 55,766,160.23-76,953,927.53-30,985,499.75

Finding the Fourth Proportional to 55,766,160.23, 76,953,927.53 and 30,985,499.75

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Solution

The fourth proportional to 55,766,160.23, 76,953,927.53 and 30,985,499.75 is: 42,758,115.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,766,160.23 : 76,953,927.53 = 30,985,499.75 : x
  2. Step 2: Convert to fraction form
    55,766,160.23/76,953,927.53 = 30,985,499.75/x
  3. Step 3: Cross multiply
    55,766,160.23x = 76,953,927.53 × 30,985,499.75
  4. Step 4: Simplify right side
    55,766,160.23x = 2,384,455,902,242,333
  5. Step 5: Solve for x
    x = 2,384,455,902,242,333/55,766,160.23
  6. Step 6: Final answer
    x = 42,758,115.18

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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.