Home / 28,078,658.01-38,748,804.45-16,476,414.84

Finding the Fourth Proportional to 28,078,658.01, 38,748,804.45 and 16,476,414.84

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Solution

The fourth proportional to 28,078,658.01, 38,748,804.45 and 16,476,414.84 is: 22,737,602.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,078,658.01 : 38,748,804.45 = 16,476,414.84 : x
  2. Step 2: Convert to fraction form
    28,078,658.01/38,748,804.45 = 16,476,414.84/x
  3. Step 3: Cross multiply
    28,078,658.01x = 38,748,804.45 × 16,476,414.84
  4. Step 4: Simplify right side
    28,078,658.01x = 638,441,376,672,238.12
  5. Step 5: Solve for x
    x = 638,441,376,672,238.12/28,078,658.01
  6. Step 6: Final answer
    x = 22,737,602.93

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.