Home / 12,821,777.45-19,232,949.80-4,625,075.06

Finding the Fourth Proportional to 12,821,777.45, 19,232,949.80 and 4,625,075.06

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Solution

The fourth proportional to 12,821,777.45, 19,232,949.80 and 4,625,075.06 is: 6,937,714.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,821,777.45 : 19,232,949.80 = 4,625,075.06 : x
  2. Step 2: Convert to fraction form
    12,821,777.45/19,232,949.80 = 4,625,075.06/x
  3. Step 3: Cross multiply
    12,821,777.45x = 19,232,949.80 × 4,625,075.06
  4. Step 4: Simplify right side
    12,821,777.45x = 88,953,836,365,609.91
  5. Step 5: Solve for x
    x = 88,953,836,365,609.91/12,821,777.45
  6. Step 6: Final answer
    x = 6,937,714.90

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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.