Home / 29,872,908.50-41,213,678.35-18,103,686.48

Finding the Fourth Proportional to 29,872,908.50, 41,213,678.35 and 18,103,686.48

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Solution

The fourth proportional to 29,872,908.50, 41,213,678.35 and 18,103,686.48 is: 24,976,460.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,872,908.50 : 41,213,678.35 = 18,103,686.48 : x
  2. Step 2: Convert to fraction form
    29,872,908.50/41,213,678.35 = 18,103,686.48/x
  3. Step 3: Cross multiply
    29,872,908.50x = 41,213,678.35 × 18,103,686.48
  4. Step 4: Simplify right side
    29,872,908.50x = 746,119,511,632,740
  5. Step 5: Solve for x
    x = 746,119,511,632,740/29,872,908.50
  6. Step 6: Final answer
    x = 24,976,460.25

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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.