Home / 28,703,986.91-43,084,323.93-12,541,094.63

Finding the Fourth Proportional to 28,703,986.91, 43,084,323.93 and 12,541,094.63

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Solution

The fourth proportional to 28,703,986.91, 43,084,323.93 and 12,541,094.63 is: 18,824,025.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,703,986.91 : 43,084,323.93 = 12,541,094.63 : x
  2. Step 2: Convert to fraction form
    28,703,986.91/43,084,323.93 = 12,541,094.63/x
  3. Step 3: Cross multiply
    28,703,986.91x = 43,084,323.93 × 12,541,094.63
  4. Step 4: Simplify right side
    28,703,986.91x = 540,324,583,468,877.25
  5. Step 5: Solve for x
    x = 540,324,583,468,877.25/28,703,986.91
  6. Step 6: Final answer
    x = 18,824,025.57

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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.