Home / 7,529,821.66-10,387,329.28-4,917,856.07

Finding the Fourth Proportional to 7,529,821.66, 10,387,329.28 and 4,917,856.07

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Solution

The fourth proportional to 7,529,821.66, 10,387,329.28 and 4,917,856.07 is: 6,784,143.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,529,821.66 : 10,387,329.28 = 4,917,856.07 : x
  2. Step 2: Convert to fraction form
    7,529,821.66/10,387,329.28 = 4,917,856.07/x
  3. Step 3: Cross multiply
    7,529,821.66x = 10,387,329.28 × 4,917,856.07
  4. Step 4: Simplify right side
    7,529,821.66x = 51,083,390,392,073.35
  5. Step 5: Solve for x
    x = 51,083,390,392,073.35/7,529,821.66
  6. Step 6: Final answer
    x = 6,784,143.46

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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.