Home / 22,579,550.75-31,157,281.04-12,520,796.84

Finding the Fourth Proportional to 22,579,550.75, 31,157,281.04 and 12,520,796.84

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Solution

The fourth proportional to 22,579,550.75, 31,157,281.04 and 12,520,796.84 is: 17,277,313.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,579,550.75 : 31,157,281.04 = 12,520,796.84 : x
  2. Step 2: Convert to fraction form
    22,579,550.75/31,157,281.04 = 12,520,796.84/x
  3. Step 3: Cross multiply
    22,579,550.75x = 31,157,281.04 × 12,520,796.84
  4. Step 4: Simplify right side
    22,579,550.75x = 390,113,985,832,837.50
  5. Step 5: Solve for x
    x = 390,113,985,832,837.50/22,579,550.75
  6. Step 6: Final answer
    x = 17,277,313.90

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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.