Home / 6,140,276.31-8,473,640.41-3,387,079.77

Finding the Fourth Proportional to 6,140,276.31, 8,473,640.41 and 3,387,079.77

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Solution

The fourth proportional to 6,140,276.31, 8,473,640.41 and 3,387,079.77 is: 4,674,202.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,140,276.31 : 8,473,640.41 = 3,387,079.77 : x
  2. Step 2: Convert to fraction form
    6,140,276.31/8,473,640.41 = 3,387,079.77/x
  3. Step 3: Cross multiply
    6,140,276.31x = 8,473,640.41 × 3,387,079.77
  4. Step 4: Simplify right side
    6,140,276.31x = 28,700,896,010,965.51
  5. Step 5: Solve for x
    x = 28,700,896,010,965.51/6,140,276.31
  6. Step 6: Final answer
    x = 4,674,202.68

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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.