Home / 10,282,156.16-15,331,309.13-9,999,662.06

Finding the Fourth Proportional to 10,282,156.16, 15,331,309.13 and 9,999,662.06

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Solution

The fourth proportional to 10,282,156.16, 15,331,309.13 and 9,999,662.06 is: 14,910,093.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,282,156.16 : 15,331,309.13 = 9,999,662.06 : x
  2. Step 2: Convert to fraction form
    10,282,156.16/15,331,309.13 = 9,999,662.06/x
  3. Step 3: Cross multiply
    10,282,156.16x = 15,331,309.13 × 9,999,662.06
  4. Step 4: Simplify right side
    10,282,156.16x = 153,307,910,110,737.75
  5. Step 5: Solve for x
    x = 153,307,910,110,737.75/10,282,156.16
  6. Step 6: Final answer
    x = 14,910,093.54

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.