Home / 6,739,955.60-10,109,933.40-1,947,801.20

Finding the Fourth Proportional to 6,739,955.60, 10,109,933.40 and 1,947,801.20

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Solution

The fourth proportional to 6,739,955.60, 10,109,933.40 and 1,947,801.20 is: 2,921,701.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,739,955.60 : 10,109,933.40 = 1,947,801.20 : x
  2. Step 2: Convert to fraction form
    6,739,955.60/10,109,933.40 = 1,947,801.20/x
  3. Step 3: Cross multiply
    6,739,955.60x = 10,109,933.40 × 1,947,801.20
  4. Step 4: Simplify right side
    6,739,955.60x = 19,692,140,408,440.08
  5. Step 5: Solve for x
    x = 19,692,140,408,440.08/6,739,955.60
  6. Step 6: Final answer
    x = 2,921,701.80

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1.5x scale

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.