Home / 6,426,428.30-8,868,561.54-3,525,766.46

Finding the Fourth Proportional to 6,426,428.30, 8,868,561.54 and 3,525,766.46

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Solution

The fourth proportional to 6,426,428.30, 8,868,561.54 and 3,525,766.46 is: 4,865,607.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,426,428.30 : 8,868,561.54 = 3,525,766.46 : x
  2. Step 2: Convert to fraction form
    6,426,428.30/8,868,561.54 = 3,525,766.46/x
  3. Step 3: Cross multiply
    6,426,428.30x = 8,868,561.54 × 3,525,766.46
  4. Step 4: Simplify right side
    6,426,428.30x = 31,268,476,826,177.95
  5. Step 5: Solve for x
    x = 31,268,476,826,177.95/6,426,428.30
  6. Step 6: Final answer
    x = 4,865,607.36

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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.