Home / 68,400,108.11-94,391,720.77-37,037,493.84

Finding the Fourth Proportional to 68,400,108.11, 94,391,720.77 and 37,037,493.84

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Solution

The fourth proportional to 68,400,108.11, 94,391,720.77 and 37,037,493.84 is: 51,111,509.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,400,108.11 : 94,391,720.77 = 37,037,493.84 : x
  2. Step 2: Convert to fraction form
    68,400,108.11/94,391,720.77 = 37,037,493.84/x
  3. Step 3: Cross multiply
    68,400,108.11x = 94,391,720.77 × 37,037,493.84
  4. Step 4: Simplify right side
    68,400,108.11x = 3,496,032,776,565,875
  5. Step 5: Solve for x
    x = 3,496,032,776,565,875/68,400,108.11
  6. Step 6: Final answer
    x = 51,111,509.52

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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.