Home / 14,666,660.33-20,238,349.69-8,140,564.85

Finding the Fourth Proportional to 14,666,660.33, 20,238,349.69 and 8,140,564.85

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Solution

The fourth proportional to 14,666,660.33, 20,238,349.69 and 8,140,564.85 is: 11,233,068.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,666,660.33 : 20,238,349.69 = 8,140,564.85 : x
  2. Step 2: Convert to fraction form
    14,666,660.33/20,238,349.69 = 8,140,564.85/x
  3. Step 3: Cross multiply
    14,666,660.33x = 20,238,349.69 × 8,140,564.85
  4. Step 4: Simplify right side
    14,666,660.33x = 164,751,598,154,146.47
  5. Step 5: Solve for x
    x = 164,751,598,154,146.47/14,666,660.33
  6. Step 6: Final answer
    x = 11,233,068.36

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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.