Home / 8,927,128.83-12,320,783.73-5,444,489.07

Finding the Fourth Proportional to 8,927,128.83, 12,320,783.73 and 5,444,489.07

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Solution

The fourth proportional to 8,927,128.83, 12,320,783.73 and 5,444,489.07 is: 7,514,215.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,927,128.83 : 12,320,783.73 = 5,444,489.07 : x
  2. Step 2: Convert to fraction form
    8,927,128.83/12,320,783.73 = 5,444,489.07/x
  3. Step 3: Cross multiply
    8,927,128.83x = 12,320,783.73 × 5,444,489.07
  4. Step 4: Simplify right side
    8,927,128.83x = 67,080,372,351,818.84
  5. Step 5: Solve for x
    x = 67,080,372,351,818.84/8,927,128.83
  6. Step 6: Final answer
    x = 7,514,215.78

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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.