Home / 9,142,877.21-13,715,062.11-4,591,585.31

Finding the Fourth Proportional to 9,142,877.21, 13,715,062.11 and 4,591,585.31

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Solution

The fourth proportional to 9,142,877.21, 13,715,062.11 and 4,591,585.31 is: 6,887,752.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,142,877.21 : 13,715,062.11 = 4,591,585.31 : x
  2. Step 2: Convert to fraction form
    9,142,877.21/13,715,062.11 = 4,591,585.31/x
  3. Step 3: Cross multiply
    9,142,877.21x = 13,715,062.11 × 4,591,585.31
  4. Step 4: Simplify right side
    9,142,877.21x = 62,973,877,641,438.29
  5. Step 5: Solve for x
    x = 62,973,877,641,438.29/9,142,877.21
  6. Step 6: Final answer
    x = 6,887,752.75

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.