Home / 22,855,852.88-31,539,523.20-12,543,240.32

Finding the Fourth Proportional to 22,855,852.88, 31,539,523.20 and 12,543,240.32

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Solution

The fourth proportional to 22,855,852.88, 31,539,523.20 and 12,543,240.32 is: 17,308,818.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,855,852.88 : 31,539,523.20 = 12,543,240.32 : x
  2. Step 2: Convert to fraction form
    22,855,852.88/31,539,523.20 = 12,543,240.32/x
  3. Step 3: Cross multiply
    22,855,852.88x = 31,539,523.20 × 12,543,240.32
  4. Step 4: Simplify right side
    22,855,852.88x = 395,607,819,075,815.44
  5. Step 5: Solve for x
    x = 395,607,819,075,815.44/22,855,852.88
  6. Step 6: Final answer
    x = 17,308,818.93

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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.