Home / 12,891,018.04-19,336,532.21-3,175,820.02

Finding the Fourth Proportional to 12,891,018.04, 19,336,532.21 and 3,175,820.02

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Solution

The fourth proportional to 12,891,018.04, 19,336,532.21 and 3,175,820.02 is: 4,763,731.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,891,018.04 : 19,336,532.21 = 3,175,820.02 : x
  2. Step 2: Convert to fraction form
    12,891,018.04/19,336,532.21 = 3,175,820.02/x
  3. Step 3: Cross multiply
    12,891,018.04x = 19,336,532.21 × 3,175,820.02
  4. Step 4: Simplify right side
    12,891,018.04x = 61,409,345,997,331.08
  5. Step 5: Solve for x
    x = 61,409,345,997,331.08/12,891,018.04
  6. Step 6: Final answer
    x = 4,763,731.29

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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.