Home / 16,877,835.91-23,291,484.92-9,142,878.23

Finding the Fourth Proportional to 16,877,835.91, 23,291,484.92 and 9,142,878.23

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Solution

The fourth proportional to 16,877,835.91, 23,291,484.92 and 9,142,878.23 is: 12,617,210.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,877,835.91 : 23,291,484.92 = 9,142,878.23 : x
  2. Step 2: Convert to fraction form
    16,877,835.91/23,291,484.92 = 9,142,878.23/x
  3. Step 3: Cross multiply
    16,877,835.91x = 23,291,484.92 × 9,142,878.23
  4. Step 4: Simplify right side
    16,877,835.91x = 212,951,210,257,269.47
  5. Step 5: Solve for x
    x = 212,951,210,257,269.47/16,877,835.91
  6. Step 6: Final answer
    x = 12,617,210.61

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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.