Home / 64,516,986.40-96,775,479.60-16,647,930.40

Finding the Fourth Proportional to 64,516,986.40, 96,775,479.60 and 16,647,930.40

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Solution

The fourth proportional to 64,516,986.40, 96,775,479.60 and 16,647,930.40 is: 24,971,895.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,516,986.40 : 96,775,479.60 = 16,647,930.40 : x
  2. Step 2: Convert to fraction form
    64,516,986.40/96,775,479.60 = 16,647,930.40/x
  3. Step 3: Cross multiply
    64,516,986.40x = 96,775,479.60 × 16,647,930.40
  4. Step 4: Simplify right side
    64,516,986.40x = 1,611,111,448,807,419.75
  5. Step 5: Solve for x
    x = 1,611,111,448,807,419.75/64,516,986.40
  6. Step 6: Final answer
    x = 24,971,895.60

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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.