Home / 57,490,424.02-86,230,778.19-18,628,053.40

Finding the Fourth Proportional to 57,490,424.02, 86,230,778.19 and 18,628,053.40

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Solution

The fourth proportional to 57,490,424.02, 86,230,778.19 and 18,628,053.40 is: 27,940,506.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,490,424.02 : 86,230,778.19 = 18,628,053.40 : x
  2. Step 2: Convert to fraction form
    57,490,424.02/86,230,778.19 = 18,628,053.40/x
  3. Step 3: Cross multiply
    57,490,424.02x = 86,230,778.19 × 18,628,053.40
  4. Step 4: Simplify right side
    57,490,424.02x = 1,606,311,540,846,875.25
  5. Step 5: Solve for x
    x = 1,606,311,540,846,875.25/57,490,424.02
  6. Step 6: Final answer
    x = 27,940,506.06

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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.