Home / 19,845,643.21-29,725,063.75-14,070,872.41

Finding the Fourth Proportional to 19,845,643.21, 29,725,063.75 and 14,070,872.41

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Solution

The fourth proportional to 19,845,643.21, 29,725,063.75 and 14,070,872.41 is: 21,075,536.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,845,643.21 : 29,725,063.75 = 14,070,872.41 : x
  2. Step 2: Convert to fraction form
    19,845,643.21/29,725,063.75 = 14,070,872.41/x
  3. Step 3: Cross multiply
    19,845,643.21x = 29,725,063.75 × 14,070,872.41
  4. Step 4: Simplify right side
    19,845,643.21x = 418,257,579,405,366.12
  5. Step 5: Solve for x
    x = 418,257,579,405,366.12/19,845,643.21
  6. Step 6: Final answer
    x = 21,075,536.58

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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.