Home / 6,739,955.80-10,109,933.70-1,947,801.40

Finding the Fourth Proportional to 6,739,955.80, 10,109,933.70 and 1,947,801.40

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Solution

The fourth proportional to 6,739,955.80, 10,109,933.70 and 1,947,801.40 is: 2,921,702.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,739,955.80 : 10,109,933.70 = 1,947,801.40 : x
  2. Step 2: Convert to fraction form
    6,739,955.80/10,109,933.70 = 1,947,801.40/x
  3. Step 3: Cross multiply
    6,739,955.80x = 10,109,933.70 × 1,947,801.40
  4. Step 4: Simplify right side
    6,739,955.80x = 19,692,143,014,767.18
  5. Step 5: Solve for x
    x = 19,692,143,014,767.18/6,739,955.80
  6. Step 6: Final answer
    x = 2,921,702.10

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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.