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Finding the Fourth Proportional to 16,578,036.60, 24,867,054.90 and 15,143,145.90

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Solution

The fourth proportional to 16,578,036.60, 24,867,054.90 and 15,143,145.90 is: 22,714,718.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,578,036.60 : 24,867,054.90 = 15,143,145.90 : x
  2. Step 2: Convert to fraction form
    16,578,036.60/24,867,054.90 = 15,143,145.90/x
  3. Step 3: Cross multiply
    16,578,036.60x = 24,867,054.90 × 15,143,145.90
  4. Step 4: Simplify right side
    16,578,036.60x = 376,565,440,454,009.88
  5. Step 5: Solve for x
    x = 376,565,440,454,009.88/16,578,036.60
  6. Step 6: Final answer
    x = 22,714,718.85

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.