Home / 13,896,664.88-20,845,662.54-6,714,239.78

Finding the Fourth Proportional to 13,896,664.88, 20,845,662.54 and 6,714,239.78

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Solution

The fourth proportional to 13,896,664.88, 20,845,662.54 and 6,714,239.78 is: 10,071,681.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,896,664.88 : 20,845,662.54 = 6,714,239.78 : x
  2. Step 2: Convert to fraction form
    13,896,664.88/20,845,662.54 = 6,714,239.78/x
  3. Step 3: Cross multiply
    13,896,664.88x = 20,845,662.54 × 6,714,239.78
  4. Step 4: Simplify right side
    13,896,664.88x = 139,962,776,666,523.84
  5. Step 5: Solve for x
    x = 139,962,776,666,523.84/13,896,664.88
  6. Step 6: Final answer
    x = 10,071,681.07

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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.