Home / 66,742,615.20-100,113,922.80-23,660,464.80

Finding the Fourth Proportional to 66,742,615.20, 100,113,922.80 and 23,660,464.80

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Solution

The fourth proportional to 66,742,615.20, 100,113,922.80 and 23,660,464.80 is: 35,490,697.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,742,615.20 : 100,113,922.80 = 23,660,464.80 : x
  2. Step 2: Convert to fraction form
    66,742,615.20/100,113,922.80 = 23,660,464.80/x
  3. Step 3: Cross multiply
    66,742,615.20x = 100,113,922.80 × 23,660,464.80
  4. Step 4: Simplify right side
    66,742,615.20x = 2,368,741,946,399,317.50
  5. Step 5: Solve for x
    x = 2,368,741,946,399,317.50/66,742,615.20
  6. Step 6: Final answer
    x = 35,490,697.20

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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.