Home / 8,600,162.70-12,900,270.57-2,123,238.77

Finding the Fourth Proportional to 8,600,162.70, 12,900,270.57 and 2,123,238.77

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Solution

The fourth proportional to 8,600,162.70, 12,900,270.57 and 2,123,238.77 is: 3,184,864.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,600,162.70 : 12,900,270.57 = 2,123,238.77 : x
  2. Step 2: Convert to fraction form
    8,600,162.70/12,900,270.57 = 2,123,238.77/x
  3. Step 3: Cross multiply
    8,600,162.70x = 12,900,270.57 × 2,123,238.77
  4. Step 4: Simplify right side
    8,600,162.70x = 27,390,354,617,714
  5. Step 5: Solve for x
    x = 27,390,354,617,714/8,600,162.70
  6. Step 6: Final answer
    x = 3,184,864.70

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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.