Home / 10,671,969.65-14,727,301.08-5,777,190.44

Finding the Fourth Proportional to 10,671,969.65, 14,727,301.08 and 5,777,190.44

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Solution

The fourth proportional to 10,671,969.65, 14,727,301.08 and 5,777,190.44 is: 7,972,513.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,671,969.65 : 14,727,301.08 = 5,777,190.44 : x
  2. Step 2: Convert to fraction form
    10,671,969.65/14,727,301.08 = 5,777,190.44/x
  3. Step 3: Cross multiply
    10,671,969.65x = 14,727,301.08 × 5,777,190.44
  4. Step 4: Simplify right side
    10,671,969.65x = 85,082,422,932,741.17
  5. Step 5: Solve for x
    x = 85,082,422,932,741.17/10,671,969.65
  6. Step 6: Final answer
    x = 7,972,513.58

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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.