Home / 49,678,848.20-74,518,272.30-25,409,709.20

Finding the Fourth Proportional to 49,678,848.20, 74,518,272.30 and 25,409,709.20

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Solution

The fourth proportional to 49,678,848.20, 74,518,272.30 and 25,409,709.20 is: 38,114,563.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,678,848.20 : 74,518,272.30 = 25,409,709.20 : x
  2. Step 2: Convert to fraction form
    49,678,848.20/74,518,272.30 = 25,409,709.20/x
  3. Step 3: Cross multiply
    49,678,848.20x = 74,518,272.30 × 25,409,709.20
  4. Step 4: Simplify right side
    49,678,848.20x = 1,893,487,629,229,415
  5. Step 5: Solve for x
    x = 1,893,487,629,229,415/49,678,848.20
  6. Step 6: Final answer
    x = 38,114,563.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.