Home / 43,342,683.37-65,015,208.46-12,636,520.65

Finding the Fourth Proportional to 43,342,683.37, 65,015,208.46 and 12,636,520.65

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Solution

The fourth proportional to 43,342,683.37, 65,015,208.46 and 12,636,520.65 is: 18,955,126.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,342,683.37 : 65,015,208.46 = 12,636,520.65 : x
  2. Step 2: Convert to fraction form
    43,342,683.37/65,015,208.46 = 12,636,520.65/x
  3. Step 3: Cross multiply
    43,342,683.37x = 65,015,208.46 × 12,636,520.65
  4. Step 4: Simplify right side
    43,342,683.37x = 821,566,024,237,253.50
  5. Step 5: Solve for x
    x = 821,566,024,237,253.50/43,342,683.37
  6. Step 6: Final answer
    x = 18,955,126.00

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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.