Home / 11,805,985.02-16,283,586.90-7,825,056.56

Finding the Fourth Proportional to 11,805,985.02, 16,283,586.90 and 7,825,056.56

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Solution

The fourth proportional to 11,805,985.02, 16,283,586.90 and 7,825,056.56 is: 10,792,829.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,805,985.02 : 16,283,586.90 = 7,825,056.56 : x
  2. Step 2: Convert to fraction form
    11,805,985.02/16,283,586.90 = 7,825,056.56/x
  3. Step 3: Cross multiply
    11,805,985.02x = 16,283,586.90 × 7,825,056.56
  4. Step 4: Simplify right side
    11,805,985.02x = 127,419,988,501,164.55
  5. Step 5: Solve for x
    x = 127,419,988,501,164.55/11,805,985.02
  6. Step 6: Final answer
    x = 10,792,829.93

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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.