Home / 11,758,378.74-17,637,561.36-3,672,047.22

Finding the Fourth Proportional to 11,758,378.74, 17,637,561.36 and 3,672,047.22

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Solution

The fourth proportional to 11,758,378.74, 17,637,561.36 and 3,672,047.22 is: 5,508,068.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,758,378.74 : 17,637,561.36 = 3,672,047.22 : x
  2. Step 2: Convert to fraction form
    11,758,378.74/17,637,561.36 = 3,672,047.22/x
  3. Step 3: Cross multiply
    11,758,378.74x = 17,637,561.36 × 3,672,047.22
  4. Step 4: Simplify right side
    11,758,378.74x = 64,765,958,159,567.42
  5. Step 5: Solve for x
    x = 64,765,958,159,567.42/11,758,378.74
  6. Step 6: Final answer
    x = 5,508,068.72

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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.