Home / 9,235,389.96-12,744,917.46-5,161,271.40

Finding the Fourth Proportional to 9,235,389.96, 12,744,917.46 and 5,161,271.40

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Solution

The fourth proportional to 9,235,389.96, 12,744,917.46 and 5,161,271.40 is: 7,122,598.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,235,389.96 : 12,744,917.46 = 5,161,271.40 : x
  2. Step 2: Convert to fraction form
    9,235,389.96/12,744,917.46 = 5,161,271.40/x
  3. Step 3: Cross multiply
    9,235,389.96x = 12,744,917.46 × 5,161,271.40
  4. Step 4: Simplify right side
    9,235,389.96x = 65,779,977,981,658.66
  5. Step 5: Solve for x
    x = 65,779,977,981,658.66/9,235,389.96
  6. Step 6: Final answer
    x = 7,122,598.86

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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.