Home / 14,356,381.98-19,808,399.56-8,160,939.04

Finding the Fourth Proportional to 14,356,381.98, 19,808,399.56 and 8,160,939.04

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Solution

The fourth proportional to 14,356,381.98, 19,808,399.56 and 8,160,939.04 is: 11,260,158.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,356,381.98 : 19,808,399.56 = 8,160,939.04 : x
  2. Step 2: Convert to fraction form
    14,356,381.98/19,808,399.56 = 8,160,939.04/x
  3. Step 3: Cross multiply
    14,356,381.98x = 19,808,399.56 × 8,160,939.04
  4. Step 4: Simplify right side
    14,356,381.98x = 161,655,141,289,122.81
  5. Step 5: Solve for x
    x = 161,655,141,289,122.81/14,356,381.98
  6. Step 6: Final answer
    x = 11,260,158.83

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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.