Home / 21,366,144.89-32,081,235.02-18,496,363.49

Finding the Fourth Proportional to 21,366,144.89, 32,081,235.02 and 18,496,363.49

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Solution

The fourth proportional to 21,366,144.89, 32,081,235.02 and 18,496,363.49 is: 27,772,262.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,366,144.89 : 32,081,235.02 = 18,496,363.49 : x
  2. Step 2: Convert to fraction form
    21,366,144.89/32,081,235.02 = 18,496,363.49/x
  3. Step 3: Cross multiply
    21,366,144.89x = 32,081,235.02 × 18,496,363.49
  4. Step 4: Simplify right side
    21,366,144.89x = 593,386,184,045,555.50
  5. Step 5: Solve for x
    x = 593,386,184,045,555.50/21,366,144.89
  6. Step 6: Final answer
    x = 27,772,262.48

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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.