Home / 12,482,623.80-18,725,393.70-3,963,821.40

Finding the Fourth Proportional to 12,482,623.80, 18,725,393.70 and 3,963,821.40

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Solution

The fourth proportional to 12,482,623.80, 18,725,393.70 and 3,963,821.40 is: 5,946,195.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,482,623.80 : 18,725,393.70 = 3,963,821.40 : x
  2. Step 2: Convert to fraction form
    12,482,623.80/18,725,393.70 = 3,963,821.40/x
  3. Step 3: Cross multiply
    12,482,623.80x = 18,725,393.70 × 3,963,821.40
  4. Step 4: Simplify right side
    12,482,623.80x = 74,224,116,271,485.17
  5. Step 5: Solve for x
    x = 74,224,116,271,485.17/12,482,623.80
  6. Step 6: Final answer
    x = 5,946,195.08

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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.