Home / 13,440,601.80-20,160,902.70-4,465,153.80

Finding the Fourth Proportional to 13,440,601.80, 20,160,902.70 and 4,465,153.80

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Solution

The fourth proportional to 13,440,601.80, 20,160,902.70 and 4,465,153.80 is: 6,697,730.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,440,601.80 : 20,160,902.70 = 4,465,153.80 : x
  2. Step 2: Convert to fraction form
    13,440,601.80/20,160,902.70 = 4,465,153.80/x
  3. Step 3: Cross multiply
    13,440,601.80x = 20,160,902.70 × 4,465,153.80
  4. Step 4: Simplify right side
    13,440,601.80x = 90,021,531,302,335.25
  5. Step 5: Solve for x
    x = 90,021,531,302,335.25/13,440,601.80
  6. Step 6: Final answer
    x = 6,697,730.70

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1.5x scale

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.