Home / 20,112,467.60-30,184,447.80-9,331,104.35

Finding the Fourth Proportional to 20,112,467.60, 30,184,447.80 and 9,331,104.35

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Solution

The fourth proportional to 20,112,467.60, 30,184,447.80 and 9,331,104.35 is: 14,003,962.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,112,467.60 : 30,184,447.80 = 9,331,104.35 : x
  2. Step 2: Convert to fraction form
    20,112,467.60/30,184,447.80 = 9,331,104.35/x
  3. Step 3: Cross multiply
    20,112,467.60x = 30,184,447.80 × 9,331,104.35
  4. Step 4: Simplify right side
    20,112,467.60x = 281,654,232,168,927.94
  5. Step 5: Solve for x
    x = 281,654,232,168,927.94/20,112,467.60
  6. Step 6: Final answer
    x = 14,003,962.01

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.