Home / 28,698,683.60-43,048,025.40-15,944,099.60

Finding the Fourth Proportional to 28,698,683.60, 43,048,025.40 and 15,944,099.60

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Solution

The fourth proportional to 28,698,683.60, 43,048,025.40 and 15,944,099.60 is: 23,916,149.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,698,683.60 : 43,048,025.40 = 15,944,099.60 : x
  2. Step 2: Convert to fraction form
    28,698,683.60/43,048,025.40 = 15,944,099.60/x
  3. Step 3: Cross multiply
    28,698,683.60x = 43,048,025.40 × 15,944,099.60
  4. Step 4: Simplify right side
    28,698,683.60x = 686,362,004,560,929.75
  5. Step 5: Solve for x
    x = 686,362,004,560,929.75/28,698,683.60
  6. Step 6: Final answer
    x = 23,916,149.40

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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.