Home / 15,526,084.66-21,429,647.96-9,650,156.54

Finding the Fourth Proportional to 15,526,084.66, 21,429,647.96 and 9,650,156.54

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Solution

The fourth proportional to 15,526,084.66, 21,429,647.96 and 9,650,156.54 is: 13,319,485.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,526,084.66 : 21,429,647.96 = 9,650,156.54 : x
  2. Step 2: Convert to fraction form
    15,526,084.66/21,429,647.96 = 9,650,156.54/x
  3. Step 3: Cross multiply
    15,526,084.66x = 21,429,647.96 × 9,650,156.54
  4. Step 4: Simplify right side
    15,526,084.66x = 206,799,457,255,692.62
  5. Step 5: Solve for x
    x = 206,799,457,255,692.62/15,526,084.66
  6. Step 6: Final answer
    x = 13,319,485.36

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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.