Home / 7,831,319.10-11,758,510.03-4,379,821.06

Finding the Fourth Proportional to 7,831,319.10, 11,758,510.03 and 4,379,821.06

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Solution

The fourth proportional to 7,831,319.10, 11,758,510.03 and 4,379,821.06 is: 6,576,180.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,831,319.10 : 11,758,510.03 = 4,379,821.06 : x
  2. Step 2: Convert to fraction form
    7,831,319.10/11,758,510.03 = 4,379,821.06/x
  3. Step 3: Cross multiply
    7,831,319.10x = 11,758,510.03 × 4,379,821.06
  4. Step 4: Simplify right side
    7,831,319.10x = 51,500,169,834,218.95
  5. Step 5: Solve for x
    x = 51,500,169,834,218.95/7,831,319.10
  6. Step 6: Final answer
    x = 6,576,180.74

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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.