Home / 12,627,442.52-17,430,609.51-8,276,809.20

Finding the Fourth Proportional to 12,627,442.52, 17,430,609.51 and 8,276,809.20

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Solution

The fourth proportional to 12,627,442.52, 17,430,609.51 and 8,276,809.20 is: 11,425,102.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,627,442.52 : 17,430,609.51 = 8,276,809.20 : x
  2. Step 2: Convert to fraction form
    12,627,442.52/17,430,609.51 = 8,276,809.20/x
  3. Step 3: Cross multiply
    12,627,442.52x = 17,430,609.51 × 8,276,809.20
  4. Step 4: Simplify right side
    12,627,442.52x = 144,269,829,153,975.50
  5. Step 5: Solve for x
    x = 144,269,829,153,975.50/12,627,442.52
  6. Step 6: Final answer
    x = 11,425,102.82

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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.