Home / 8,666,990.82-11,960,436.51-4,799,507.31

Finding the Fourth Proportional to 8,666,990.82, 11,960,436.51 and 4,799,507.31

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Solution

The fourth proportional to 8,666,990.82, 11,960,436.51 and 4,799,507.31 is: 6,623,314.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,666,990.82 : 11,960,436.51 = 4,799,507.31 : x
  2. Step 2: Convert to fraction form
    8,666,990.82/11,960,436.51 = 4,799,507.31/x
  3. Step 3: Cross multiply
    8,666,990.82x = 11,960,436.51 × 4,799,507.31
  4. Step 4: Simplify right side
    8,666,990.82x = 57,404,202,460,535.88
  5. Step 5: Solve for x
    x = 57,404,202,460,535.88/8,666,990.82
  6. Step 6: Final answer
    x = 6,623,314.10

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1.5x scale

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.