Home / 18,217,888.02-25,130,735.06-11,684,247.39

Finding the Fourth Proportional to 18,217,888.02, 25,130,735.06 and 11,684,247.39

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Solution

The fourth proportional to 18,217,888.02, 25,130,735.06 and 11,684,247.39 is: 16,117,879.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,217,888.02 : 25,130,735.06 = 11,684,247.39 : x
  2. Step 2: Convert to fraction form
    18,217,888.02/25,130,735.06 = 11,684,247.39/x
  3. Step 3: Cross multiply
    18,217,888.02x = 25,130,735.06 × 11,684,247.39
  4. Step 4: Simplify right side
    18,217,888.02x = 293,633,725,475,165.25
  5. Step 5: Solve for x
    x = 293,633,725,475,165.25/18,217,888.02
  6. Step 6: Final answer
    x = 16,117,879.59

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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.