Home / 6,646,290.66-9,969,515.91-1,853,688.06

Finding the Fourth Proportional to 6,646,290.66, 9,969,515.91 and 1,853,688.06

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Solution

The fourth proportional to 6,646,290.66, 9,969,515.91 and 1,853,688.06 is: 2,780,554.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,646,290.66 : 9,969,515.91 = 1,853,688.06 : x
  2. Step 2: Convert to fraction form
    6,646,290.66/9,969,515.91 = 1,853,688.06/x
  3. Step 3: Cross multiply
    6,646,290.66x = 9,969,515.91 × 1,853,688.06
  4. Step 4: Simplify right side
    6,646,290.66x = 18,480,372,606,347.04
  5. Step 5: Solve for x
    x = 18,480,372,606,347.04/6,646,290.66
  6. Step 6: Final answer
    x = 2,780,554.38

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.