Home / 28,840,021.60-43,260,032.40-13,723,477.60

Finding the Fourth Proportional to 28,840,021.60, 43,260,032.40 and 13,723,477.60

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Solution

The fourth proportional to 28,840,021.60, 43,260,032.40 and 13,723,477.60 is: 20,585,216.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,840,021.60 : 43,260,032.40 = 13,723,477.60 : x
  2. Step 2: Convert to fraction form
    28,840,021.60/43,260,032.40 = 13,723,477.60/x
  3. Step 3: Cross multiply
    28,840,021.60x = 43,260,032.40 × 13,723,477.60
  4. Step 4: Simplify right side
    28,840,021.60x = 593,678,085,616,674.25
  5. Step 5: Solve for x
    x = 593,678,085,616,674.25/28,840,021.60
  6. Step 6: Final answer
    x = 20,585,216.40

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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.