Home / 9,356,390.56-12,911,924.88-5,488,977.76

Finding the Fourth Proportional to 9,356,390.56, 12,911,924.88 and 5,488,977.76

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Solution

The fourth proportional to 9,356,390.56, 12,911,924.88 and 5,488,977.76 is: 7,574,851.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,356,390.56 : 12,911,924.88 = 5,488,977.76 : x
  2. Step 2: Convert to fraction form
    9,356,390.56/12,911,924.88 = 5,488,977.76/x
  3. Step 3: Cross multiply
    9,356,390.56x = 12,911,924.88 × 5,488,977.76
  4. Step 4: Simplify right side
    9,356,390.56x = 70,873,268,505,110.67
  5. Step 5: Solve for x
    x = 70,873,268,505,110.67/9,356,390.56
  6. Step 6: Final answer
    x = 7,574,851.44

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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.