Home / 8,418,087.90-11,614,314.06-5,151,497.22

Finding the Fourth Proportional to 8,418,087.90, 11,614,314.06 and 5,151,497.22

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Solution

The fourth proportional to 8,418,087.90, 11,614,314.06 and 5,151,497.22 is: 7,107,446.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,418,087.90 : 11,614,314.06 = 5,151,497.22 : x
  2. Step 2: Convert to fraction form
    8,418,087.90/11,614,314.06 = 5,151,497.22/x
  3. Step 3: Cross multiply
    8,418,087.90x = 11,614,314.06 × 5,151,497.22
  4. Step 4: Simplify right side
    8,418,087.90x = 59,831,106,592,296.91
  5. Step 5: Solve for x
    x = 59,831,106,592,296.91/8,418,087.90
  6. Step 6: Final answer
    x = 7,107,446.17

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1.5x scale

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.