Home / 66,236,605.04-91,406,519.34-36,867,307.31

Finding the Fourth Proportional to 66,236,605.04, 91,406,519.34 and 36,867,307.31

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Solution

The fourth proportional to 66,236,605.04, 91,406,519.34 and 36,867,307.31 is: 50,876,886.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,236,605.04 : 91,406,519.34 = 36,867,307.31 : x
  2. Step 2: Convert to fraction form
    66,236,605.04/91,406,519.34 = 36,867,307.31/x
  3. Step 3: Cross multiply
    66,236,605.04x = 91,406,519.34 × 36,867,307.31
  4. Step 4: Simplify right side
    66,236,605.04x = 3,369,912,238,460,902
  5. Step 5: Solve for x
    x = 3,369,912,238,460,902/66,236,605.04
  6. Step 6: Final answer
    x = 50,876,886.53

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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.