Home / 9,150,406.18-13,720,918.15-4,834,777.21

Finding the Fourth Proportional to 9,150,406.18, 13,720,918.15 and 4,834,777.21

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Solution

The fourth proportional to 9,150,406.18, 13,720,918.15 and 4,834,777.21 is: 7,249,687.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,150,406.18 : 13,720,918.15 = 4,834,777.21 : x
  2. Step 2: Convert to fraction form
    9,150,406.18/13,720,918.15 = 4,834,777.21/x
  3. Step 3: Cross multiply
    9,150,406.18x = 13,720,918.15 × 4,834,777.21
  4. Step 4: Simplify right side
    9,150,406.18x = 66,337,582,343,636.53
  5. Step 5: Solve for x
    x = 66,337,582,343,636.53/9,150,406.18
  6. Step 6: Final answer
    x = 7,249,687.18

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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.