Home / 26,273,866.53-39,417,990.02-12,638,419.07

Finding the Fourth Proportional to 26,273,866.53, 39,417,990.02 and 12,638,419.07

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Solution

The fourth proportional to 26,273,866.53, 39,417,990.02 and 12,638,419.07 is: 18,961,087.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,273,866.53 : 39,417,990.02 = 12,638,419.07 : x
  2. Step 2: Convert to fraction form
    26,273,866.53/39,417,990.02 = 12,638,419.07/x
  3. Step 3: Cross multiply
    26,273,866.53x = 39,417,990.02 × 12,638,419.07
  4. Step 4: Simplify right side
    26,273,866.53x = 498,181,076,509,555.62
  5. Step 5: Solve for x
    x = 498,181,076,509,555.62/26,273,866.53
  6. Step 6: Final answer
    x = 18,961,087.28

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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.