Home / 16,188,746.60-22,341,743.82-9,219,718.84

Finding the Fourth Proportional to 16,188,746.60, 22,341,743.82 and 9,219,718.84

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Solution

The fourth proportional to 16,188,746.60, 22,341,743.82 and 9,219,718.84 is: 12,723,937.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,188,746.60 : 22,341,743.82 = 9,219,718.84 : x
  2. Step 2: Convert to fraction form
    16,188,746.60/22,341,743.82 = 9,219,718.84/x
  3. Step 3: Cross multiply
    16,188,746.60x = 22,341,743.82 × 9,219,718.84
  4. Step 4: Simplify right side
    16,188,746.60x = 205,984,596,415,707.56
  5. Step 5: Solve for x
    x = 205,984,596,415,707.56/16,188,746.60
  6. Step 6: Final answer
    x = 12,723,937.28

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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.