Home / 10,136,113.88-13,987,839.68-5,552,598.20

Finding the Fourth Proportional to 10,136,113.88, 13,987,839.68 and 5,552,598.20

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Solution

The fourth proportional to 10,136,113.88, 13,987,839.68 and 5,552,598.20 is: 7,662,586.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,136,113.88 : 13,987,839.68 = 5,552,598.20 : x
  2. Step 2: Convert to fraction form
    10,136,113.88/13,987,839.68 = 5,552,598.20/x
  3. Step 3: Cross multiply
    10,136,113.88x = 13,987,839.68 × 5,552,598.20
  4. Step 4: Simplify right side
    10,136,113.88x = 77,668,853,429,056.58
  5. Step 5: Solve for x
    x = 77,668,853,429,056.58/10,136,113.88
  6. Step 6: Final answer
    x = 7,662,586.90

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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.