Home / 12,671,311.68-19,008,864.83-4,586,179

Finding the Fourth Proportional to 12,671,311.68, 19,008,864.83 and 4,586,179

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Solution

The fourth proportional to 12,671,311.68, 19,008,864.83 and 4,586,179 is: 6,879,955.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,671,311.68 : 19,008,864.83 = 4,586,179 : x
  2. Step 2: Convert to fraction form
    12,671,311.68/19,008,864.83 = 4,586,179/x
  3. Step 3: Cross multiply
    12,671,311.68x = 19,008,864.83 × 4,586,179
  4. Step 4: Simplify right side
    12,671,311.68x = 87,178,056,697,184.56
  5. Step 5: Solve for x
    x = 87,178,056,697,184.56/12,671,311.68
  6. Step 6: Final answer
    x = 6,879,955.20

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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.