Home / 8,090,869.77-11,165,739.75-4,653,113.58

Finding the Fourth Proportional to 8,090,869.77, 11,165,739.75 and 4,653,113.58

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Solution

The fourth proportional to 8,090,869.77, 11,165,739.75 and 4,653,113.58 is: 6,421,491.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,090,869.77 : 11,165,739.75 = 4,653,113.58 : x
  2. Step 2: Convert to fraction form
    8,090,869.77/11,165,739.75 = 4,653,113.58/x
  3. Step 3: Cross multiply
    8,090,869.77x = 11,165,739.75 × 4,653,113.58
  4. Step 4: Simplify right side
    8,090,869.77x = 51,955,455,261,470.80
  5. Step 5: Solve for x
    x = 51,955,455,261,470.80/8,090,869.77
  6. Step 6: Final answer
    x = 6,421,491.97

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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.