Home / 63,697,561.60-95,546,342.40-21,147,289.60

Finding the Fourth Proportional to 63,697,561.60, 95,546,342.40 and 21,147,289.60

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Solution

The fourth proportional to 63,697,561.60, 95,546,342.40 and 21,147,289.60 is: 31,720,934.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,697,561.60 : 95,546,342.40 = 21,147,289.60 : x
  2. Step 2: Convert to fraction form
    63,697,561.60/95,546,342.40 = 21,147,289.60/x
  3. Step 3: Cross multiply
    63,697,561.60x = 95,546,342.40 × 21,147,289.60
  4. Step 4: Simplify right side
    63,697,561.60x = 2,020,546,172,953,559.25
  5. Step 5: Solve for x
    x = 2,020,546,172,953,559.25/63,697,561.60
  6. Step 6: Final answer
    x = 31,720,934.40

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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.