Home / 40,794,880.40-61,178,061.36-12,033,380.96

Finding the Fourth Proportional to 40,794,880.40, 61,178,061.36 and 12,033,380.96

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Solution

The fourth proportional to 40,794,880.40, 61,178,061.36 and 12,033,380.96 is: 18,045,865.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,794,880.40 : 61,178,061.36 = 12,033,380.96 : x
  2. Step 2: Convert to fraction form
    40,794,880.40/61,178,061.36 = 12,033,380.96/x
  3. Step 3: Cross multiply
    40,794,880.40x = 61,178,061.36 × 12,033,380.96
  4. Step 4: Simplify right side
    40,794,880.40x = 736,178,918,739,135.75
  5. Step 5: Solve for x
    x = 736,178,918,739,135.75/40,794,880.40
  6. Step 6: Final answer
    x = 18,045,865.35

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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.