Home / 16,917,279.42-23,345,869.20-9,182,323.32

Finding the Fourth Proportional to 16,917,279.42, 23,345,869.20 and 9,182,323.32

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Solution

The fourth proportional to 16,917,279.42, 23,345,869.20 and 9,182,323.32 is: 12,671,618.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,917,279.42 : 23,345,869.20 = 9,182,323.32 : x
  2. Step 2: Convert to fraction form
    16,917,279.42/23,345,869.20 = 9,182,323.32/x
  3. Step 3: Cross multiply
    16,917,279.42x = 23,345,869.20 × 9,182,323.32
  4. Step 4: Simplify right side
    16,917,279.42x = 214,369,319,180,829.75
  5. Step 5: Solve for x
    x = 214,369,319,180,829.75/16,917,279.42
  6. Step 6: Final answer
    x = 12,671,618.99

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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.