Home / 22,518,771.64-31,075,959.90-12,205,484.44

Finding the Fourth Proportional to 22,518,771.64, 31,075,959.90 and 12,205,484.44

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Solution

The fourth proportional to 22,518,771.64, 31,075,959.90 and 12,205,484.44 is: 16,843,598.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,518,771.64 : 31,075,959.90 = 12,205,484.44 : x
  2. Step 2: Convert to fraction form
    22,518,771.64/31,075,959.90 = 12,205,484.44/x
  3. Step 3: Cross multiply
    22,518,771.64x = 31,075,959.90 × 12,205,484.44
  4. Step 4: Simplify right side
    22,518,771.64x = 379,297,145,017,513.94
  5. Step 5: Solve for x
    x = 379,297,145,017,513.94/22,518,771.64
  6. Step 6: Final answer
    x = 16,843,598.36

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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.