Home / 4,202,139.60-6,303,209.40-4,170,646.80

Finding the Fourth Proportional to 4,202,139.60, 6,303,209.40 and 4,170,646.80

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Solution

The fourth proportional to 4,202,139.60, 6,303,209.40 and 4,170,646.80 is: 6,255,970.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,202,139.60 : 6,303,209.40 = 4,170,646.80 : x
  2. Step 2: Convert to fraction form
    4,202,139.60/6,303,209.40 = 4,170,646.80/x
  3. Step 3: Cross multiply
    4,202,139.60x = 6,303,209.40 × 4,170,646.80
  4. Step 4: Simplify right side
    4,202,139.60x = 26,288,460,113,839.92
  5. Step 5: Solve for x
    x = 26,288,460,113,839.92/4,202,139.60
  6. Step 6: Final answer
    x = 6,255,970.20

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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.