Home / 14,421,167.92-21,631,186.50-3,638,334.52

Finding the Fourth Proportional to 14,421,167.92, 21,631,186.50 and 3,638,334.52

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Solution

The fourth proportional to 14,421,167.92, 21,631,186.50 and 3,638,334.52 is: 5,457,359.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,421,167.92 : 21,631,186.50 = 3,638,334.52 : x
  2. Step 2: Convert to fraction form
    14,421,167.92/21,631,186.50 = 3,638,334.52/x
  3. Step 3: Cross multiply
    14,421,167.92x = 21,631,186.50 × 3,638,334.52
  4. Step 4: Simplify right side
    14,421,167.92x = 78,701,492,551,507.98
  5. Step 5: Solve for x
    x = 78,701,492,551,507.98/14,421,167.92
  6. Step 6: Final answer
    x = 5,457,359.14

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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.