Home / 12,137,274.83-18,176,828.33-8,845,807.49

Finding the Fourth Proportional to 12,137,274.83, 18,176,828.33 and 8,845,807.49

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Solution

The fourth proportional to 12,137,274.83, 18,176,828.33 and 8,845,807.49 is: 13,247,514.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,137,274.83 : 18,176,828.33 = 8,845,807.49 : x
  2. Step 2: Convert to fraction form
    12,137,274.83/18,176,828.33 = 8,845,807.49/x
  3. Step 3: Cross multiply
    12,137,274.83x = 18,176,828.33 × 8,845,807.49
  4. Step 4: Simplify right side
    12,137,274.83x = 160,788,724,050,845
  5. Step 5: Solve for x
    x = 160,788,724,050,845/12,137,274.83
  6. Step 6: Final answer
    x = 13,247,514.48

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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.