Home / 49,823,476.86-68,758,094.55-28,913,890.62

Finding the Fourth Proportional to 49,823,476.86, 68,758,094.55 and 28,913,890.62

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Solution

The fourth proportional to 49,823,476.86, 68,758,094.55 and 28,913,890.62 is: 39,902,153.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,823,476.86 : 68,758,094.55 = 28,913,890.62 : x
  2. Step 2: Convert to fraction form
    49,823,476.86/68,758,094.55 = 28,913,890.62/x
  3. Step 3: Cross multiply
    49,823,476.86x = 68,758,094.55 × 28,913,890.62
  4. Step 4: Simplify right side
    49,823,476.86x = 1,988,064,025,058,318
  5. Step 5: Solve for x
    x = 1,988,064,025,058,318/49,823,476.86
  6. Step 6: Final answer
    x = 39,902,153.57

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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.