Home / 21,060,175.02-29,064,164.21-11,767,970.66

Finding the Fourth Proportional to 21,060,175.02, 29,064,164.21 and 11,767,970.66

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Solution

The fourth proportional to 21,060,175.02, 29,064,164.21 and 11,767,970.66 is: 16,240,426.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,060,175.02 : 29,064,164.21 = 11,767,970.66 : x
  2. Step 2: Convert to fraction form
    21,060,175.02/29,064,164.21 = 11,767,970.66/x
  3. Step 3: Cross multiply
    21,060,175.02x = 29,064,164.21 × 11,767,970.66
  4. Step 4: Simplify right side
    21,060,175.02x = 342,026,231,476,541.38
  5. Step 5: Solve for x
    x = 342,026,231,476,541.38/21,060,175.02
  6. Step 6: Final answer
    x = 16,240,426.83

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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.