Home / 11,178,666.60-16,767,999.90-9,940,036.20

Finding the Fourth Proportional to 11,178,666.60, 16,767,999.90 and 9,940,036.20

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Solution

The fourth proportional to 11,178,666.60, 16,767,999.90 and 9,940,036.20 is: 14,910,054.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,178,666.60 : 16,767,999.90 = 9,940,036.20 : x
  2. Step 2: Convert to fraction form
    11,178,666.60/16,767,999.90 = 9,940,036.20/x
  3. Step 3: Cross multiply
    11,178,666.60x = 16,767,999.90 × 9,940,036.20
  4. Step 4: Simplify right side
    11,178,666.60x = 166,674,526,007,596.38
  5. Step 5: Solve for x
    x = 166,674,526,007,596.38/11,178,666.60
  6. Step 6: Final answer
    x = 14,910,054.30

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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.