Home / 28,078,757.52-38,748,941.88-16,476,514.34

Finding the Fourth Proportional to 28,078,757.52, 38,748,941.88 and 16,476,514.34

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Solution

The fourth proportional to 28,078,757.52, 38,748,941.88 and 16,476,514.34 is: 22,737,740.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,078,757.52 : 38,748,941.88 = 16,476,514.34 : x
  2. Step 2: Convert to fraction form
    28,078,757.52/38,748,941.88 = 16,476,514.34/x
  3. Step 3: Cross multiply
    28,078,757.52x = 38,748,941.88 × 16,476,514.34
  4. Step 4: Simplify right side
    28,078,757.52x = 638,447,496,545,646.62
  5. Step 5: Solve for x
    x = 638,447,496,545,646.62/28,078,757.52
  6. Step 6: Final answer
    x = 22,737,740.30

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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.