Home / 8,631,111.78-11,910,875.49-4,763,632.77

Finding the Fourth Proportional to 8,631,111.78, 11,910,875.49 and 4,763,632.77

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Solution

The fourth proportional to 8,631,111.78, 11,910,875.49 and 4,763,632.77 is: 6,573,780.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,631,111.78 : 11,910,875.49 = 4,763,632.77 : x
  2. Step 2: Convert to fraction form
    8,631,111.78/11,910,875.49 = 4,763,632.77/x
  3. Step 3: Cross multiply
    8,631,111.78x = 11,910,875.49 × 4,763,632.77
  4. Step 4: Simplify right side
    8,631,111.78x = 56,739,036,803,553.80
  5. Step 5: Solve for x
    x = 56,739,036,803,553.80/8,631,111.78
  6. Step 6: Final answer
    x = 6,573,780.79

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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.