Home / 14,985,331.01-20,679,716.09-8,109,813.06

Finding the Fourth Proportional to 14,985,331.01, 20,679,716.09 and 8,109,813.06

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Solution

The fourth proportional to 14,985,331.01, 20,679,716.09 and 8,109,813.06 is: 11,191,520.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,985,331.01 : 20,679,716.09 = 8,109,813.06 : x
  2. Step 2: Convert to fraction form
    14,985,331.01/20,679,716.09 = 8,109,813.06/x
  3. Step 3: Cross multiply
    14,985,331.01x = 20,679,716.09 × 8,109,813.06
  4. Step 4: Simplify right side
    14,985,331.01x = 167,708,631,583,225.06
  5. Step 5: Solve for x
    x = 167,708,631,583,225.06/14,985,331.01
  6. Step 6: Final answer
    x = 11,191,520.00

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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.