Home / 22,619,370.42-31,213,411.26-12,695,331.06

Finding the Fourth Proportional to 22,619,370.42, 31,213,411.26 and 12,695,331.06

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Solution

The fourth proportional to 22,619,370.42, 31,213,411.26 and 12,695,331.06 is: 17,518,816.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,619,370.42 : 31,213,411.26 = 12,695,331.06 : x
  2. Step 2: Convert to fraction form
    22,619,370.42/31,213,411.26 = 12,695,331.06/x
  3. Step 3: Cross multiply
    22,619,370.42x = 31,213,411.26 × 12,695,331.06
  4. Step 4: Simplify right side
    22,619,370.42x = 396,264,589,457,631.75
  5. Step 5: Solve for x
    x = 396,264,589,457,631.75/22,619,370.42
  6. Step 6: Final answer
    x = 17,518,816.05

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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.