Home / 31,967,012.45-47,962,598.16-19,196,419.61

Finding the Fourth Proportional to 31,967,012.45, 47,962,598.16 and 19,196,419.61

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Solution

The fourth proportional to 31,967,012.45, 47,962,598.16 and 19,196,419.61 is: 28,801,883.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,967,012.45 : 47,962,598.16 = 19,196,419.61 : x
  2. Step 2: Convert to fraction form
    31,967,012.45/47,962,598.16 = 19,196,419.61/x
  3. Step 3: Cross multiply
    31,967,012.45x = 47,962,598.16 × 19,196,419.61
  4. Step 4: Simplify right side
    31,967,012.45x = 920,710,159,625,360.88
  5. Step 5: Solve for x
    x = 920,710,159,625,360.88/31,967,012.45
  6. Step 6: Final answer
    x = 28,801,883.23

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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.