Home / 31,408,121.60-47,054,121.60-17,904,838.40

Finding the Fourth Proportional to 31,408,121.60, 47,054,121.60 and 17,904,838.40

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Solution

The fourth proportional to 31,408,121.60, 47,054,121.60 and 17,904,838.40 is: 26,824,158.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,408,121.60 : 47,054,121.60 = 17,904,838.40 : x
  2. Step 2: Convert to fraction form
    31,408,121.60/47,054,121.60 = 17,904,838.40/x
  3. Step 3: Cross multiply
    31,408,121.60x = 47,054,121.60 × 17,904,838.40
  4. Step 4: Simplify right side
    31,408,121.60x = 842,496,443,301,949.38
  5. Step 5: Solve for x
    x = 842,496,443,301,949.38/31,408,121.60
  6. Step 6: Final answer
    x = 26,824,158.86

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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.