Home / 8,315,136-11,474,887.68-4,499,712

Finding the Fourth Proportional to 8,315,136, 11,474,887.68 and 4,499,712

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Solution

The fourth proportional to 8,315,136, 11,474,887.68 and 4,499,712 is: 6,209,602.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,315,136 : 11,474,887.68 = 4,499,712 : x
  2. Step 2: Convert to fraction form
    8,315,136/11,474,887.68 = 4,499,712/x
  3. Step 3: Cross multiply
    8,315,136x = 11,474,887.68 × 4,499,712
  4. Step 4: Simplify right side
    8,315,136x = 51,633,689,792,348.16
  5. Step 5: Solve for x
    x = 51,633,689,792,348.16/8,315,136
  6. Step 6: Final answer
    x = 6,209,602.56

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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.