Home / 18,895,695.92-26,076,914.94-10,638,595.41

Finding the Fourth Proportional to 18,895,695.92, 26,076,914.94 and 10,638,595.41

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Solution

The fourth proportional to 18,895,695.92, 26,076,914.94 and 10,638,595.41 is: 14,681,742.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,895,695.92 : 26,076,914.94 = 10,638,595.41 : x
  2. Step 2: Convert to fraction form
    18,895,695.92/26,076,914.94 = 10,638,595.41/x
  3. Step 3: Cross multiply
    18,895,695.92x = 26,076,914.94 × 10,638,595.41
  4. Step 4: Simplify right side
    18,895,695.92x = 277,421,747,529,750.75
  5. Step 5: Solve for x
    x = 277,421,747,529,750.75/18,895,695.92
  6. Step 6: Final answer
    x = 14,681,742.80

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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.