Home / 8,303,931.60-12,455,897.40-4,477,556.40

Finding the Fourth Proportional to 8,303,931.60, 12,455,897.40 and 4,477,556.40

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Solution

The fourth proportional to 8,303,931.60, 12,455,897.40 and 4,477,556.40 is: 6,716,334.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,303,931.60 : 12,455,897.40 = 4,477,556.40 : x
  2. Step 2: Convert to fraction form
    8,303,931.60/12,455,897.40 = 4,477,556.40/x
  3. Step 3: Cross multiply
    8,303,931.60x = 12,455,897.40 × 4,477,556.40
  4. Step 4: Simplify right side
    8,303,931.60x = 55,771,983,121,113.37
  5. Step 5: Solve for x
    x = 55,771,983,121,113.37/8,303,931.60
  6. Step 6: Final answer
    x = 6,716,334.60

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Similar ratio
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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.