Home / 7,266,741.40-10,898,143.80-2,149,161.40

Finding the Fourth Proportional to 7,266,741.40, 10,898,143.80 and 2,149,161.40

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Solution

The fourth proportional to 7,266,741.40, 10,898,143.80 and 2,149,161.40 is: 3,223,159.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,266,741.40 : 10,898,143.80 = 2,149,161.40 : x
  2. Step 2: Convert to fraction form
    7,266,741.40/10,898,143.80 = 2,149,161.40/x
  3. Step 3: Cross multiply
    7,266,741.40x = 10,898,143.80 × 2,149,161.40
  4. Step 4: Simplify right side
    7,266,741.40x = 23,421,869,986,609.32
  5. Step 5: Solve for x
    x = 23,421,869,986,609.32/7,266,741.40
  6. Step 6: Final answer
    x = 3,223,159.97

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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.