Home / 13,554,172.50-20,331,501.74-4,924,401.72

Finding the Fourth Proportional to 13,554,172.50, 20,331,501.74 and 4,924,401.72

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Solution

The fourth proportional to 13,554,172.50, 20,331,501.74 and 4,924,401.72 is: 7,386,690.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,554,172.50 : 20,331,501.74 = 4,924,401.72 : x
  2. Step 2: Convert to fraction form
    13,554,172.50/20,331,501.74 = 4,924,401.72/x
  3. Step 3: Cross multiply
    13,554,172.50x = 20,331,501.74 × 4,924,401.72
  4. Step 4: Simplify right side
    13,554,172.50x = 100,120,482,114,016.97
  5. Step 5: Solve for x
    x = 100,120,482,114,016.97/13,554,172.50
  6. Step 6: Final answer
    x = 7,386,690.86

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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.