Home / 22,791,247.60-31,451,907.24-12,477,967.96

Finding the Fourth Proportional to 22,791,247.60, 31,451,907.24 and 12,477,967.96

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Solution

The fourth proportional to 22,791,247.60, 31,451,907.24 and 12,477,967.96 is: 17,219,587.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,791,247.60 : 31,451,907.24 = 12,477,967.96 : x
  2. Step 2: Convert to fraction form
    22,791,247.60/31,451,907.24 = 12,477,967.96/x
  3. Step 3: Cross multiply
    22,791,247.60x = 31,451,907.24 × 12,477,967.96
  4. Step 4: Simplify right side
    22,791,247.60x = 392,455,890,821,612.06
  5. Step 5: Solve for x
    x = 392,455,890,821,612.06/22,791,247.60
  6. Step 6: Final answer
    x = 17,219,587.87

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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.