Home / 6,768,298.40-10,152,447.60-4,752,759.20

Finding the Fourth Proportional to 6,768,298.40, 10,152,447.60 and 4,752,759.20

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Solution

The fourth proportional to 6,768,298.40, 10,152,447.60 and 4,752,759.20 is: 7,129,138.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,768,298.40 : 10,152,447.60 = 4,752,759.20 : x
  2. Step 2: Convert to fraction form
    6,768,298.40/10,152,447.60 = 4,752,759.20/x
  3. Step 3: Cross multiply
    6,768,298.40x = 10,152,447.60 × 4,752,759.20
  4. Step 4: Simplify right side
    6,768,298.40x = 48,252,138,733,417.92
  5. Step 5: Solve for x
    x = 48,252,138,733,417.92/6,768,298.40
  6. Step 6: Final answer
    x = 7,129,138.80

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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.