Home / 16,054,323.28-22,154,981.14-9,178,949.32

Finding the Fourth Proportional to 16,054,323.28, 22,154,981.14 and 9,178,949.32

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Solution

The fourth proportional to 16,054,323.28, 22,154,981.14 and 9,178,949.32 is: 12,666,958.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,054,323.28 : 22,154,981.14 = 9,178,949.32 : x
  2. Step 2: Convert to fraction form
    16,054,323.28/22,154,981.14 = 9,178,949.32/x
  3. Step 3: Cross multiply
    16,054,323.28x = 22,154,981.14 × 9,178,949.32
  4. Step 4: Simplify right side
    16,054,323.28x = 203,359,449,069,615.84
  5. Step 5: Solve for x
    x = 203,359,449,069,615.84/16,054,323.28
  6. Step 6: Final answer
    x = 12,666,958.65

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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.