Home / 5,090,172.75-7,024,583.78-3,103,423.01

Finding the Fourth Proportional to 5,090,172.75, 7,024,583.78 and 3,103,423.01

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Solution

The fourth proportional to 5,090,172.75, 7,024,583.78 and 3,103,423.01 is: 4,282,812.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,090,172.75 : 7,024,583.78 = 3,103,423.01 : x
  2. Step 2: Convert to fraction form
    5,090,172.75/7,024,583.78 = 3,103,423.01/x
  3. Step 3: Cross multiply
    5,090,172.75x = 7,024,583.78 × 3,103,423.01
  4. Step 4: Simplify right side
    5,090,172.75x = 21,800,254,974,106.43
  5. Step 5: Solve for x
    x = 21,800,254,974,106.43/5,090,172.75
  6. Step 6: Final answer
    x = 4,282,812.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.