Home / 15,837,749.63-21,856,094.49-8,594,405.63

Finding the Fourth Proportional to 15,837,749.63, 21,856,094.49 and 8,594,405.63

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Solution

The fourth proportional to 15,837,749.63, 21,856,094.49 and 8,594,405.63 is: 11,860,279.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,837,749.63 : 21,856,094.49 = 8,594,405.63 : x
  2. Step 2: Convert to fraction form
    15,837,749.63/21,856,094.49 = 8,594,405.63/x
  3. Step 3: Cross multiply
    15,837,749.63x = 21,856,094.49 × 8,594,405.63
  4. Step 4: Simplify right side
    15,837,749.63x = 187,840,141,425,387.50
  5. Step 5: Solve for x
    x = 187,840,141,425,387.50/15,837,749.63
  6. Step 6: Final answer
    x = 11,860,279.77

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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.