Home / 28,059,000.72-42,088,002.57-8,889,259.55

Finding the Fourth Proportional to 28,059,000.72, 42,088,002.57 and 8,889,259.55

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Solution

The fourth proportional to 28,059,000.72, 42,088,002.57 and 8,889,259.55 is: 13,333,731.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,059,000.72 : 42,088,002.57 = 8,889,259.55 : x
  2. Step 2: Convert to fraction form
    28,059,000.72/42,088,002.57 = 8,889,259.55/x
  3. Step 3: Cross multiply
    28,059,000.72x = 42,088,002.57 × 8,889,259.55
  4. Step 4: Simplify right side
    28,059,000.72x = 374,131,178,575,357
  5. Step 5: Solve for x
    x = 374,131,178,575,357/28,059,000.72
  6. Step 6: Final answer
    x = 13,333,731.39

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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.