Home / 12,654,401.13-17,464,493.84-7,148,130.80

Finding the Fourth Proportional to 12,654,401.13, 17,464,493.84 and 7,148,130.80

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Solution

The fourth proportional to 12,654,401.13, 17,464,493.84 and 7,148,130.80 is: 9,865,222.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,654,401.13 : 17,464,493.84 = 7,148,130.80 : x
  2. Step 2: Convert to fraction form
    12,654,401.13/17,464,493.84 = 7,148,130.80/x
  3. Step 3: Cross multiply
    12,654,401.13x = 17,464,493.84 × 7,148,130.80
  4. Step 4: Simplify right side
    12,654,401.13x = 124,838,486,201,051.16
  5. Step 5: Solve for x
    x = 124,838,486,201,051.16/12,654,401.13
  6. Step 6: Final answer
    x = 9,865,222.77

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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.