Home / 20,005,929.06-27,608,314.64-10,838,571.81

Finding the Fourth Proportional to 20,005,929.06, 27,608,314.64 and 10,838,571.81

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Solution

The fourth proportional to 20,005,929.06, 27,608,314.64 and 10,838,571.81 is: 14,957,300.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,005,929.06 : 27,608,314.64 = 10,838,571.81 : x
  2. Step 2: Convert to fraction form
    20,005,929.06/27,608,314.64 = 10,838,571.81/x
  3. Step 3: Cross multiply
    20,005,929.06x = 27,608,314.64 × 10,838,571.81
  4. Step 4: Simplify right side
    20,005,929.06x = 299,234,700,724,521.50
  5. Step 5: Solve for x
    x = 299,234,700,724,521.50/20,005,929.06
  6. Step 6: Final answer
    x = 14,957,300.90

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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.