Home / 28,904,460-43,373,486.24-12,948,108

Finding the Fourth Proportional to 28,904,460, 43,373,486.24 and 12,948,108

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Solution

The fourth proportional to 28,904,460, 43,373,486.24 and 12,948,108 is: 19,429,686.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,904,460 : 43,373,486.24 = 12,948,108 : x
  2. Step 2: Convert to fraction form
    28,904,460/43,373,486.24 = 12,948,108/x
  3. Step 3: Cross multiply
    28,904,460x = 43,373,486.24 × 12,948,108
  4. Step 4: Simplify right side
    28,904,460x = 561,604,584,172,033.94
  5. Step 5: Solve for x
    x = 561,604,584,172,033.94/28,904,460
  6. Step 6: Final answer
    x = 19,429,686.08

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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.