Home / 21,497,075.19-29,631,387.20-14,525,575.29

Finding the Fourth Proportional to 21,497,075.19, 29,631,387.20 and 14,525,575.29

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Solution

The fourth proportional to 21,497,075.19, 29,631,387.20 and 14,525,575.29 is: 20,021,930.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,497,075.19 : 29,631,387.20 = 14,525,575.29 : x
  2. Step 2: Convert to fraction form
    21,497,075.19/29,631,387.20 = 14,525,575.29/x
  3. Step 3: Cross multiply
    21,497,075.19x = 29,631,387.20 × 14,525,575.29
  4. Step 4: Simplify right side
    21,497,075.19x = 430,412,945,648,114.38
  5. Step 5: Solve for x
    x = 430,412,945,648,114.38/21,497,075.19
  6. Step 6: Final answer
    x = 20,021,930.51

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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.