Home / 18,897,906.18-26,065,185.78-14,251,886.76

Finding the Fourth Proportional to 18,897,906.18, 26,065,185.78 and 14,251,886.76

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Solution

The fourth proportional to 18,897,906.18, 26,065,185.78 and 14,251,886.76 is: 19,657,102.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,897,906.18 : 26,065,185.78 = 14,251,886.76 : x
  2. Step 2: Convert to fraction form
    18,897,906.18/26,065,185.78 = 14,251,886.76/x
  3. Step 3: Cross multiply
    18,897,906.18x = 26,065,185.78 × 14,251,886.76
  4. Step 4: Simplify right side
    18,897,906.18x = 371,478,076,114,922.31
  5. Step 5: Solve for x
    x = 371,478,076,114,922.31/18,897,906.18
  6. Step 6: Final answer
    x = 19,657,102.36

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Double scale
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1.5x scale

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.