Home / 8,428,869.83-11,631,875.83-4,561,391.18

Finding the Fourth Proportional to 8,428,869.83, 11,631,875.83 and 4,561,391.18

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Solution

The fourth proportional to 8,428,869.83, 11,631,875.83 and 4,561,391.18 is: 6,294,739.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,428,869.83 : 11,631,875.83 = 4,561,391.18 : x
  2. Step 2: Convert to fraction form
    8,428,869.83/11,631,875.83 = 4,561,391.18/x
  3. Step 3: Cross multiply
    8,428,869.83x = 11,631,875.83 × 4,561,391.18
  4. Step 4: Simplify right side
    8,428,869.83x = 53,057,535,817,817.18
  5. Step 5: Solve for x
    x = 53,057,535,817,817.18/8,428,869.83
  6. Step 6: Final answer
    x = 6,294,739.02

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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.