Home / 36,781,985.80-50,760,715.08-20,484,461.80

Finding the Fourth Proportional to 36,781,985.80, 50,760,715.08 and 20,484,461.80

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Solution

The fourth proportional to 36,781,985.80, 50,760,715.08 and 20,484,461.80 is: 28,269,434.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,781,985.80 : 50,760,715.08 = 20,484,461.80 : x
  2. Step 2: Convert to fraction form
    36,781,985.80/50,760,715.08 = 20,484,461.80/x
  3. Step 3: Cross multiply
    36,781,985.80x = 50,760,715.08 × 20,484,461.80
  4. Step 4: Simplify right side
    36,781,985.80x = 1,039,805,928,996,944
  5. Step 5: Solve for x
    x = 1,039,805,928,996,944/36,781,985.80
  6. Step 6: Final answer
    x = 28,269,434.25

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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.