Home / 8,629,937.95-11,909,600.16-4,709,908.12

Finding the Fourth Proportional to 8,629,937.95, 11,909,600.16 and 4,709,908.12

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Solution

The fourth proportional to 8,629,937.95, 11,909,600.16 and 4,709,908.12 is: 6,499,829.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,629,937.95 : 11,909,600.16 = 4,709,908.12 : x
  2. Step 2: Convert to fraction form
    8,629,937.95/11,909,600.16 = 4,709,908.12/x
  3. Step 3: Cross multiply
    8,629,937.95x = 11,909,600.16 × 4,709,908.12
  4. Step 4: Simplify right side
    8,629,937.95x = 56,093,122,499,537.30
  5. Step 5: Solve for x
    x = 56,093,122,499,537.30/8,629,937.95
  6. Step 6: Final answer
    x = 6,499,829.18

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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.