Home / 10,937,625.45-16,409,943.06-7,658,395.76

Finding the Fourth Proportional to 10,937,625.45, 16,409,943.06 and 7,658,395.76

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Solution

The fourth proportional to 10,937,625.45, 16,409,943.06 and 7,658,395.76 is: 11,490,047.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,937,625.45 : 16,409,943.06 = 7,658,395.76 : x
  2. Step 2: Convert to fraction form
    10,937,625.45/16,409,943.06 = 7,658,395.76/x
  3. Step 3: Cross multiply
    10,937,625.45x = 16,409,943.06 × 7,658,395.76
  4. Step 4: Simplify right side
    10,937,625.45x = 125,673,838,270,495.72
  5. Step 5: Solve for x
    x = 125,673,838,270,495.72/10,937,625.45
  6. Step 6: Final answer
    x = 11,490,047.71

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.