Home / 12,401,244.80-18,602,450.40-3,881,859.20

Finding the Fourth Proportional to 12,401,244.80, 18,602,450.40 and 3,881,859.20

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Solution

The fourth proportional to 12,401,244.80, 18,602,450.40 and 3,881,859.20 is: 5,822,971.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,401,244.80 : 18,602,450.40 = 3,881,859.20 : x
  2. Step 2: Convert to fraction form
    12,401,244.80/18,602,450.40 = 3,881,859.20/x
  3. Step 3: Cross multiply
    12,401,244.80x = 18,602,450.40 × 3,881,859.20
  4. Step 4: Simplify right side
    12,401,244.80x = 72,212,093,227,783.67
  5. Step 5: Solve for x
    x = 72,212,093,227,783.67/12,401,244.80
  6. Step 6: Final answer
    x = 5,822,971.35

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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.