Home / 34,090,405.20-47,044,447.56-18,620,485.20

Finding the Fourth Proportional to 34,090,405.20, 47,044,447.56 and 18,620,485.20

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Solution

The fourth proportional to 34,090,405.20, 47,044,447.56 and 18,620,485.20 is: 25,696,099.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,090,405.20 : 47,044,447.56 = 18,620,485.20 : x
  2. Step 2: Convert to fraction form
    34,090,405.20/47,044,447.56 = 18,620,485.20/x
  3. Step 3: Cross multiply
    34,090,405.20x = 47,044,447.56 × 18,620,485.20
  4. Step 4: Simplify right side
    34,090,405.20x = 875,990,439,533,156.12
  5. Step 5: Solve for x
    x = 875,990,439,533,156.12/34,090,405.20
  6. Step 6: Final answer
    x = 25,696,099.37

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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.