Home / 21,060,174.90-29,064,164.03-11,767,970.54

Finding the Fourth Proportional to 21,060,174.90, 29,064,164.03 and 11,767,970.54

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Solution

The fourth proportional to 21,060,174.90, 29,064,164.03 and 11,767,970.54 is: 16,240,426.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,060,174.90 : 29,064,164.03 = 11,767,970.54 : x
  2. Step 2: Convert to fraction form
    21,060,174.90/29,064,164.03 = 11,767,970.54/x
  3. Step 3: Cross multiply
    21,060,174.90x = 29,064,164.03 × 11,767,970.54
  4. Step 4: Simplify right side
    21,060,174.90x = 342,026,226,074,767.69
  5. Step 5: Solve for x
    x = 342,026,226,074,767.69/21,060,174.90
  6. Step 6: Final answer
    x = 16,240,426.67

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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.