Home / 43,763,923.20-65,658,019.20-18,216,966.40

Finding the Fourth Proportional to 43,763,923.20, 65,658,019.20 and 18,216,966.40

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Solution

The fourth proportional to 43,763,923.20, 65,658,019.20 and 18,216,966.40 is: 27,330,500.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,763,923.20 : 65,658,019.20 = 18,216,966.40 : x
  2. Step 2: Convert to fraction form
    43,763,923.20/65,658,019.20 = 18,216,966.40/x
  3. Step 3: Cross multiply
    43,763,923.20x = 65,658,019.20 × 18,216,966.40
  4. Step 4: Simplify right side
    43,763,923.20x = 1,196,089,929,656,954.75
  5. Step 5: Solve for x
    x = 1,196,089,929,656,954.75/43,763,923.20
  6. Step 6: Final answer
    x = 27,330,500.61

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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.