Home / 18,102,156.32-24,980,889-10,664,136.50

Finding the Fourth Proportional to 18,102,156.32, 24,980,889 and 10,664,136.50

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Solution

The fourth proportional to 18,102,156.32, 24,980,889 and 10,664,136.50 is: 14,716,457.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,102,156.32 : 24,980,889 = 10,664,136.50 : x
  2. Step 2: Convert to fraction form
    18,102,156.32/24,980,889 = 10,664,136.50/x
  3. Step 3: Cross multiply
    18,102,156.32x = 24,980,889 × 10,664,136.50
  4. Step 4: Simplify right side
    18,102,156.32x = 266,399,610,187,348.50
  5. Step 5: Solve for x
    x = 266,399,610,187,348.50/18,102,156.32
  6. Step 6: Final answer
    x = 14,716,457.28

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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.