Home / 7,389,156.96-10,204,079.58-6,986,595.87

Finding the Fourth Proportional to 7,389,156.96, 10,204,079.58 and 6,986,595.87

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Solution

The fourth proportional to 7,389,156.96, 10,204,079.58 and 6,986,595.87 is: 9,648,161.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,389,156.96 : 10,204,079.58 = 6,986,595.87 : x
  2. Step 2: Convert to fraction form
    7,389,156.96/10,204,079.58 = 6,986,595.87/x
  3. Step 3: Cross multiply
    7,389,156.96x = 10,204,079.58 × 6,986,595.87
  4. Step 4: Simplify right side
    7,389,156.96x = 71,291,780,250,779.34
  5. Step 5: Solve for x
    x = 71,291,780,250,779.34/7,389,156.96
  6. Step 6: Final answer
    x = 9,648,161.57

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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.