Home / 16,312,035.16-22,512,043.02-8,971,161.76

Finding the Fourth Proportional to 16,312,035.16, 22,512,043.02 and 8,971,161.76

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Solution

The fourth proportional to 16,312,035.16, 22,512,043.02 and 8,971,161.76 is: 12,380,992.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,312,035.16 : 22,512,043.02 = 8,971,161.76 : x
  2. Step 2: Convert to fraction form
    16,312,035.16/22,512,043.02 = 8,971,161.76/x
  3. Step 3: Cross multiply
    16,312,035.16x = 22,512,043.02 × 8,971,161.76
  4. Step 4: Simplify right side
    16,312,035.16x = 201,959,179,480,498.91
  5. Step 5: Solve for x
    x = 201,959,179,480,498.91/16,312,035.16
  6. Step 6: Final answer
    x = 12,380,992.16

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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.