Home / 12,075,744.88-16,664,963.04-6,920,102.80

Finding the Fourth Proportional to 12,075,744.88, 16,664,963.04 and 6,920,102.80

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Solution

The fourth proportional to 12,075,744.88, 16,664,963.04 and 6,920,102.80 is: 9,549,991.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,075,744.88 : 16,664,963.04 = 6,920,102.80 : x
  2. Step 2: Convert to fraction form
    12,075,744.88/16,664,963.04 = 6,920,102.80/x
  3. Step 3: Cross multiply
    12,075,744.88x = 16,664,963.04 × 6,920,102.80
  4. Step 4: Simplify right side
    12,075,744.88x = 115,323,257,395,000.50
  5. Step 5: Solve for x
    x = 115,323,257,395,000.50/12,075,744.88
  6. Step 6: Final answer
    x = 9,549,991.20

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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.