Home / 18,178,856.91-25,088,051.84-10,446,981.39

Finding the Fourth Proportional to 18,178,856.91, 25,088,051.84 and 10,446,981.39

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Solution

The fourth proportional to 18,178,856.91, 25,088,051.84 and 10,446,981.39 is: 14,417,540.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,178,856.91 : 25,088,051.84 = 10,446,981.39 : x
  2. Step 2: Convert to fraction form
    18,178,856.91/25,088,051.84 = 10,446,981.39/x
  3. Step 3: Cross multiply
    18,178,856.91x = 25,088,051.84 × 10,446,981.39
  4. Step 4: Simplify right side
    18,178,856.91x = 262,094,410,631,600.38
  5. Step 5: Solve for x
    x = 262,094,410,631,600.38/18,178,856.91
  6. Step 6: Final answer
    x = 14,417,540.77

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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.