Home / 31,904,000.20-47,856,000.30-12,737,715.40

Finding the Fourth Proportional to 31,904,000.20, 47,856,000.30 and 12,737,715.40

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Solution

The fourth proportional to 31,904,000.20, 47,856,000.30 and 12,737,715.40 is: 19,106,573.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,904,000.20 : 47,856,000.30 = 12,737,715.40 : x
  2. Step 2: Convert to fraction form
    31,904,000.20/47,856,000.30 = 12,737,715.40/x
  3. Step 3: Cross multiply
    31,904,000.20x = 47,856,000.30 × 12,737,715.40
  4. Step 4: Simplify right side
    31,904,000.20x = 609,576,112,003,714.62
  5. Step 5: Solve for x
    x = 609,576,112,003,714.62/31,904,000.20
  6. Step 6: Final answer
    x = 19,106,573.10

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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.