Home / 12,588,810.50-18,883,215.79-4,069,146.95

Finding the Fourth Proportional to 12,588,810.50, 18,883,215.79 and 4,069,146.95

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Solution

The fourth proportional to 12,588,810.50, 18,883,215.79 and 4,069,146.95 is: 6,103,720.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,588,810.50 : 18,883,215.79 = 4,069,146.95 : x
  2. Step 2: Convert to fraction form
    12,588,810.50/18,883,215.79 = 4,069,146.95/x
  3. Step 3: Cross multiply
    12,588,810.50x = 18,883,215.79 × 4,069,146.95
  4. Step 4: Simplify right side
    12,588,810.50x = 76,838,579,975,105.52
  5. Step 5: Solve for x
    x = 76,838,579,975,105.52/12,588,810.50
  6. Step 6: Final answer
    x = 6,103,720.44

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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.