Home / 7,839,383.21-10,818,652.10-4,354,985.82

Finding the Fourth Proportional to 7,839,383.21, 10,818,652.10 and 4,354,985.82

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Solution

The fourth proportional to 7,839,383.21, 10,818,652.10 and 4,354,985.82 is: 6,010,048.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,839,383.21 : 10,818,652.10 = 4,354,985.82 : x
  2. Step 2: Convert to fraction form
    7,839,383.21/10,818,652.10 = 4,354,985.82/x
  3. Step 3: Cross multiply
    7,839,383.21x = 10,818,652.10 × 4,354,985.82
  4. Step 4: Simplify right side
    7,839,383.21x = 47,115,076,465,238.30
  5. Step 5: Solve for x
    x = 47,115,076,465,238.30/7,839,383.21
  6. Step 6: Final answer
    x = 6,010,048.91

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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.