Home / 12,852,219.32-19,266,076.82-4,328,169.40

Finding the Fourth Proportional to 12,852,219.32, 19,266,076.82 and 4,328,169.40

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Solution

The fourth proportional to 12,852,219.32, 19,266,076.82 and 4,328,169.40 is: 6,488,128.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,852,219.32 : 19,266,076.82 = 4,328,169.40 : x
  2. Step 2: Convert to fraction form
    12,852,219.32/19,266,076.82 = 4,328,169.40/x
  3. Step 3: Cross multiply
    12,852,219.32x = 19,266,076.82 × 4,328,169.40
  4. Step 4: Simplify right side
    12,852,219.32x = 83,386,844,150,373.31
  5. Step 5: Solve for x
    x = 83,386,844,150,373.31/12,852,219.32
  6. Step 6: Final answer
    x = 6,488,128.01

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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.