Home / 12,451,749.60-18,677,624.40-4,876,197.60

Finding the Fourth Proportional to 12,451,749.60, 18,677,624.40 and 4,876,197.60

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Solution

The fourth proportional to 12,451,749.60, 18,677,624.40 and 4,876,197.60 is: 7,314,296.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,451,749.60 : 18,677,624.40 = 4,876,197.60 : x
  2. Step 2: Convert to fraction form
    12,451,749.60/18,677,624.40 = 4,876,197.60/x
  3. Step 3: Cross multiply
    12,451,749.60x = 18,677,624.40 × 4,876,197.60
  4. Step 4: Simplify right side
    12,451,749.60x = 91,075,787,272,981.42
  5. Step 5: Solve for x
    x = 91,075,787,272,981.42/12,451,749.60
  6. Step 6: Final answer
    x = 7,314,296.40

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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.