Home / 76,464,014.40-114,696,021.60-25,353,921.60

Finding the Fourth Proportional to 76,464,014.40, 114,696,021.60 and 25,353,921.60

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Solution

The fourth proportional to 76,464,014.40, 114,696,021.60 and 25,353,921.60 is: 38,030,882.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,464,014.40 : 114,696,021.60 = 25,353,921.60 : x
  2. Step 2: Convert to fraction form
    76,464,014.40/114,696,021.60 = 25,353,921.60/x
  3. Step 3: Cross multiply
    76,464,014.40x = 114,696,021.60 × 25,353,921.60
  4. Step 4: Simplify right side
    76,464,014.40x = 2,907,993,939,478,306.50
  5. Step 5: Solve for x
    x = 2,907,993,939,478,306.50/76,464,014.40
  6. Step 6: Final answer
    x = 38,030,882.40

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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.