Home / 15,842,494-21,862,075.98-8,966,828.44

Finding the Fourth Proportional to 15,842,494, 21,862,075.98 and 8,966,828.44

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Solution

The fourth proportional to 15,842,494, 21,862,075.98 and 8,966,828.44 is: 12,373,903.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,842,494 : 21,862,075.98 = 8,966,828.44 : x
  2. Step 2: Convert to fraction form
    15,842,494/21,862,075.98 = 8,966,828.44/x
  3. Step 3: Cross multiply
    15,842,494x = 21,862,075.98 × 8,966,828.44
  4. Step 4: Simplify right side
    15,842,494x = 196,033,484,654,904.88
  5. Step 5: Solve for x
    x = 196,033,484,654,904.88/15,842,494
  6. Step 6: Final answer
    x = 12,373,903.04

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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.