Home / 21,791,916.86-32,676,525.57-8,133,832.13

Finding the Fourth Proportional to 21,791,916.86, 32,676,525.57 and 8,133,832.13

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Solution

The fourth proportional to 21,791,916.86, 32,676,525.57 and 8,133,832.13 is: 12,196,511.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,791,916.86 : 32,676,525.57 = 8,133,832.13 : x
  2. Step 2: Convert to fraction form
    21,791,916.86/32,676,525.57 = 8,133,832.13/x
  3. Step 3: Cross multiply
    21,791,916.86x = 32,676,525.57 × 8,133,832.13
  4. Step 4: Simplify right side
    21,791,916.86x = 265,785,373,578,032.56
  5. Step 5: Solve for x
    x = 265,785,373,578,032.56/21,791,916.86
  6. Step 6: Final answer
    x = 12,196,511.91

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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.