Home / 18,941,257.63-26,146,043.64-12,415,307.41

Finding the Fourth Proportional to 18,941,257.63, 26,146,043.64 and 12,415,307.41

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Solution

The fourth proportional to 18,941,257.63, 26,146,043.64 and 12,415,307.41 is: 17,137,783.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,941,257.63 : 26,146,043.64 = 12,415,307.41 : x
  2. Step 2: Convert to fraction form
    18,941,257.63/26,146,043.64 = 12,415,307.41/x
  3. Step 3: Cross multiply
    18,941,257.63x = 26,146,043.64 × 12,415,307.41
  4. Step 4: Simplify right side
    18,941,257.63x = 324,611,169,345,875.38
  5. Step 5: Solve for x
    x = 324,611,169,345,875.38/18,941,257.63
  6. Step 6: Final answer
    x = 17,137,783.33

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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.