Home / 9,665,104.79-13,337,485.90-5,313,932.21

Finding the Fourth Proportional to 9,665,104.79, 13,337,485.90 and 5,313,932.21

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Solution

The fourth proportional to 9,665,104.79, 13,337,485.90 and 5,313,932.21 is: 7,333,029.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,665,104.79 : 13,337,485.90 = 5,313,932.21 : x
  2. Step 2: Convert to fraction form
    9,665,104.79/13,337,485.90 = 5,313,932.21/x
  3. Step 3: Cross multiply
    9,665,104.79x = 13,337,485.90 × 5,313,932.21
  4. Step 4: Simplify right side
    9,665,104.79x = 70,874,495,844,458.58
  5. Step 5: Solve for x
    x = 70,874,495,844,458.58/9,665,104.79
  6. Step 6: Final answer
    x = 7,333,029.22

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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.