Home / 28,735,643.60-43,103,465.40-27,318,467.60

Finding the Fourth Proportional to 28,735,643.60, 43,103,465.40 and 27,318,467.60

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Solution

The fourth proportional to 28,735,643.60, 43,103,465.40 and 27,318,467.60 is: 40,977,701.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,735,643.60 : 43,103,465.40 = 27,318,467.60 : x
  2. Step 2: Convert to fraction form
    28,735,643.60/43,103,465.40 = 27,318,467.60/x
  3. Step 3: Cross multiply
    28,735,643.60x = 43,103,465.40 × 27,318,467.60
  4. Step 4: Simplify right side
    28,735,643.60x = 1,177,520,622,977,621
  5. Step 5: Solve for x
    x = 1,177,520,622,977,621/28,735,643.60
  6. Step 6: Final answer
    x = 40,977,701.40

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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.