Home / 15,383,075.08-21,231,307.38-9,271,510.60

Finding the Fourth Proportional to 15,383,075.08, 21,231,307.38 and 9,271,510.60

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Solution

The fourth proportional to 15,383,075.08, 21,231,307.38 and 9,271,510.60 is: 12,796,290.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,383,075.08 : 21,231,307.38 = 9,271,510.60 : x
  2. Step 2: Convert to fraction form
    15,383,075.08/21,231,307.38 = 9,271,510.60/x
  3. Step 3: Cross multiply
    15,383,075.08x = 21,231,307.38 × 9,271,510.60
  4. Step 4: Simplify right side
    15,383,075.08x = 196,846,291,425,528.22
  5. Step 5: Solve for x
    x = 196,846,291,425,528.22/15,383,075.08
  6. Step 6: Final answer
    x = 12,796,290.10

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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.