Home / 10,002,127.46-13,802,915.77-5,418,459.77

Finding the Fourth Proportional to 10,002,127.46, 13,802,915.77 and 5,418,459.77

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Solution

The fourth proportional to 10,002,127.46, 13,802,915.77 and 5,418,459.77 is: 7,477,463.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,002,127.46 : 13,802,915.77 = 5,418,459.77 : x
  2. Step 2: Convert to fraction form
    10,002,127.46/13,802,915.77 = 5,418,459.77/x
  3. Step 3: Cross multiply
    10,002,127.46x = 13,802,915.77 × 5,418,459.77
  4. Step 4: Simplify right side
    10,002,127.46x = 74,790,543,725,882.84
  5. Step 5: Solve for x
    x = 74,790,543,725,882.84/10,002,127.46
  6. Step 6: Final answer
    x = 7,477,463.58

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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.