Home / 21,452,290-29,604,160.22-11,794,498

Finding the Fourth Proportional to 21,452,290, 29,604,160.22 and 11,794,498

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Solution

The fourth proportional to 21,452,290, 29,604,160.22 and 11,794,498 is: 16,276,407.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,452,290 : 29,604,160.22 = 11,794,498 : x
  2. Step 2: Convert to fraction form
    21,452,290/29,604,160.22 = 11,794,498/x
  3. Step 3: Cross multiply
    21,452,290x = 29,604,160.22 × 11,794,498
  4. Step 4: Simplify right side
    21,452,290x = 349,166,208,506,469.56
  5. Step 5: Solve for x
    x = 349,166,208,506,469.56/21,452,290
  6. Step 6: Final answer
    x = 16,276,407.25

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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.