Home / 66,427,207.60-99,640,811.40-36,194,119.60

Finding the Fourth Proportional to 66,427,207.60, 99,640,811.40 and 36,194,119.60

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Solution

The fourth proportional to 66,427,207.60, 99,640,811.40 and 36,194,119.60 is: 54,291,179.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,427,207.60 : 99,640,811.40 = 36,194,119.60 : x
  2. Step 2: Convert to fraction form
    66,427,207.60/99,640,811.40 = 36,194,119.60/x
  3. Step 3: Cross multiply
    66,427,207.60x = 99,640,811.40 × 36,194,119.60
  4. Step 4: Simplify right side
    66,427,207.60x = 3,606,411,444,852,644
  5. Step 5: Solve for x
    x = 3,606,411,444,852,644/66,427,207.60
  6. Step 6: Final answer
    x = 54,291,179.40

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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.