Home / 39,877,216.77-59,816,299.83-11,121,602.79

Finding the Fourth Proportional to 39,877,216.77, 59,816,299.83 and 11,121,602.79

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Solution

The fourth proportional to 39,877,216.77, 59,816,299.83 and 11,121,602.79 is: 16,682,536.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,877,216.77 : 59,816,299.83 = 11,121,602.79 : x
  2. Step 2: Convert to fraction form
    39,877,216.77/59,816,299.83 = 11,121,602.79/x
  3. Step 3: Cross multiply
    39,877,216.77x = 59,816,299.83 × 11,121,602.79
  4. Step 4: Simplify right side
    39,877,216.77x = 665,253,127,076,804.50
  5. Step 5: Solve for x
    x = 665,253,127,076,804.50/39,877,216.77
  6. Step 6: Final answer
    x = 16,682,536.57

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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.