Home / 11,721,000.38-16,174,980.52-6,564,361.93

Finding the Fourth Proportional to 11,721,000.38, 16,174,980.52 and 6,564,361.93

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Solution

The fourth proportional to 11,721,000.38, 16,174,980.52 and 6,564,361.93 is: 9,058,819.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,721,000.38 : 16,174,980.52 = 6,564,361.93 : x
  2. Step 2: Convert to fraction form
    11,721,000.38/16,174,980.52 = 6,564,361.93/x
  3. Step 3: Cross multiply
    11,721,000.38x = 16,174,980.52 × 6,564,361.93
  4. Step 4: Simplify right side
    11,721,000.38x = 106,178,426,263,104.69
  5. Step 5: Solve for x
    x = 106,178,426,263,104.69/11,721,000.38
  6. Step 6: Final answer
    x = 9,058,819.46

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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.