Home / 16,054,319.28-22,154,975.62-9,178,945.32

Finding the Fourth Proportional to 16,054,319.28, 22,154,975.62 and 9,178,945.32

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Solution

The fourth proportional to 16,054,319.28, 22,154,975.62 and 9,178,945.32 is: 12,666,953.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,054,319.28 : 22,154,975.62 = 9,178,945.32 : x
  2. Step 2: Convert to fraction form
    16,054,319.28/22,154,975.62 = 9,178,945.32/x
  3. Step 3: Cross multiply
    16,054,319.28x = 22,154,975.62 × 9,178,945.32
  4. Step 4: Simplify right side
    16,054,319.28x = 203,359,309,781,913.12
  5. Step 5: Solve for x
    x = 203,359,309,781,913.12/16,054,319.28
  6. Step 6: Final answer
    x = 12,666,953.13

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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.