Home / 18,941,258.63-26,146,045.02-12,415,308.41

Finding the Fourth Proportional to 18,941,258.63, 26,146,045.02 and 12,415,308.41

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Solution

The fourth proportional to 18,941,258.63, 26,146,045.02 and 12,415,308.41 is: 17,137,784.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,941,258.63 : 26,146,045.02 = 12,415,308.41 : x
  2. Step 2: Convert to fraction form
    18,941,258.63/26,146,045.02 = 12,415,308.41/x
  3. Step 3: Cross multiply
    18,941,258.63x = 26,146,045.02 × 12,415,308.41
  4. Step 4: Simplify right side
    18,941,258.63x = 324,611,212,625,044.62
  5. Step 5: Solve for x
    x = 324,611,212,625,044.62/18,941,258.63
  6. Step 6: Final answer
    x = 17,137,784.71

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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.