Home / 22,232,957.91-30,682,440.80-12,309,840.51

Finding the Fourth Proportional to 22,232,957.91, 30,682,440.80 and 12,309,840.51

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Solution

The fourth proportional to 22,232,957.91, 30,682,440.80 and 12,309,840.51 is: 16,988,110.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,232,957.91 : 30,682,440.80 = 12,309,840.51 : x
  2. Step 2: Convert to fraction form
    22,232,957.91/30,682,440.80 = 12,309,840.51/x
  3. Step 3: Cross multiply
    22,232,957.91x = 30,682,440.80 × 12,309,840.51
  4. Step 4: Simplify right side
    22,232,957.91x = 377,695,952,643,967.62
  5. Step 5: Solve for x
    x = 377,695,952,643,967.62/22,232,957.91
  6. Step 6: Final answer
    x = 16,988,110.82

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1.5x scale

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.