Home / 9,486,674.80-13,113,675.12-8,464,315.48

Finding the Fourth Proportional to 9,486,674.80, 13,113,675.12 and 8,464,315.48

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Solution

The fourth proportional to 9,486,674.80, 13,113,675.12 and 8,464,315.48 is: 11,700,441.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,486,674.80 : 13,113,675.12 = 8,464,315.48 : x
  2. Step 2: Convert to fraction form
    9,486,674.80/13,113,675.12 = 8,464,315.48/x
  3. Step 3: Cross multiply
    9,486,674.80x = 13,113,675.12 × 8,464,315.48
  4. Step 4: Simplify right side
    9,486,674.80x = 110,998,283,317,906.86
  5. Step 5: Solve for x
    x = 110,998,283,317,906.86/9,486,674.80
  6. Step 6: Final answer
    x = 11,700,441.48

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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.