Home / 30,254,384.25-41,745,841.59-17,021,724.78

Finding the Fourth Proportional to 30,254,384.25, 41,745,841.59 and 17,021,724.78

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Solution

The fourth proportional to 30,254,384.25, 41,745,841.59 and 17,021,724.78 is: 23,487,049.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,254,384.25 : 41,745,841.59 = 17,021,724.78 : x
  2. Step 2: Convert to fraction form
    30,254,384.25/41,745,841.59 = 17,021,724.78/x
  3. Step 3: Cross multiply
    30,254,384.25x = 41,745,841.59 × 17,021,724.78
  4. Step 4: Simplify right side
    30,254,384.25x = 710,586,226,243,181.62
  5. Step 5: Solve for x
    x = 710,586,226,243,181.62/30,254,384.25
  6. Step 6: Final answer
    x = 23,487,049.69

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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.