Home / 9,628,933.06-13,288,088.17-5,218,799.55

Finding the Fourth Proportional to 9,628,933.06, 13,288,088.17 and 5,218,799.55

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Solution

The fourth proportional to 9,628,933.06, 13,288,088.17 and 5,218,799.55 is: 7,202,030.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,628,933.06 : 13,288,088.17 = 5,218,799.55 : x
  2. Step 2: Convert to fraction form
    9,628,933.06/13,288,088.17 = 5,218,799.55/x
  3. Step 3: Cross multiply
    9,628,933.06x = 13,288,088.17 × 5,218,799.55
  4. Step 4: Simplify right side
    9,628,933.06x = 69,347,868,495,515.88
  5. Step 5: Solve for x
    x = 69,347,868,495,515.88/9,628,933.06
  6. Step 6: Final answer
    x = 7,202,030.39

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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.