Home / 9,777,265.51-13,491,997.86-5,426,354.76

Finding the Fourth Proportional to 9,777,265.51, 13,491,997.86 and 5,426,354.76

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Solution

The fourth proportional to 9,777,265.51, 13,491,997.86 and 5,426,354.76 is: 7,488,020.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,777,265.51 : 13,491,997.86 = 5,426,354.76 : x
  2. Step 2: Convert to fraction form
    9,777,265.51/13,491,997.86 = 5,426,354.76/x
  3. Step 3: Cross multiply
    9,777,265.51x = 13,491,997.86 × 5,426,354.76
  4. Step 4: Simplify right side
    9,777,265.51x = 73,212,366,843,250.81
  5. Step 5: Solve for x
    x = 73,212,366,843,250.81/9,777,265.51
  6. Step 6: Final answer
    x = 7,488,020.73

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1.5x scale

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.