Home / 8,428,746.50-11,631,669.81-4,561,267.22

Finding the Fourth Proportional to 8,428,746.50, 11,631,669.81 and 4,561,267.22

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Solution

The fourth proportional to 8,428,746.50, 11,631,669.81 and 4,561,267.22 is: 6,294,548.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,428,746.50 : 11,631,669.81 = 4,561,267.22 : x
  2. Step 2: Convert to fraction form
    8,428,746.50/11,631,669.81 = 4,561,267.22/x
  3. Step 3: Cross multiply
    8,428,746.50x = 11,631,669.81 × 4,561,267.22
  4. Step 4: Simplify right side
    8,428,746.50x = 53,055,154,218,216.62
  5. Step 5: Solve for x
    x = 53,055,154,218,216.62/8,428,746.50
  6. Step 6: Final answer
    x = 6,294,548.57

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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.