Home / 8,995,321.77-12,413,837.43-4,920,940.77

Finding the Fourth Proportional to 8,995,321.77, 12,413,837.43 and 4,920,940.77

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Solution

The fourth proportional to 8,995,321.77, 12,413,837.43 and 4,920,940.77 is: 6,791,058.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,995,321.77 : 12,413,837.43 = 4,920,940.77 : x
  2. Step 2: Convert to fraction form
    8,995,321.77/12,413,837.43 = 4,920,940.77/x
  3. Step 3: Cross multiply
    8,995,321.77x = 12,413,837.43 × 4,920,940.77
  4. Step 4: Simplify right side
    8,995,321.77x = 61,087,758,721,439.02
  5. Step 5: Solve for x
    x = 61,087,758,721,439.02/8,995,321.77
  6. Step 6: Final answer
    x = 6,791,058.76

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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.