Home / 29,315,350.40-43,973,025.60-21,757,078.40

Finding the Fourth Proportional to 29,315,350.40, 43,973,025.60 and 21,757,078.40

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Solution

The fourth proportional to 29,315,350.40, 43,973,025.60 and 21,757,078.40 is: 32,635,617.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,315,350.40 : 43,973,025.60 = 21,757,078.40 : x
  2. Step 2: Convert to fraction form
    29,315,350.40/43,973,025.60 = 21,757,078.40/x
  3. Step 3: Cross multiply
    29,315,350.40x = 43,973,025.60 × 21,757,078.40
  4. Step 4: Simplify right side
    29,315,350.40x = 956,724,565,464,407
  5. Step 5: Solve for x
    x = 956,724,565,464,407/29,315,350.40
  6. Step 6: Final answer
    x = 32,635,617.60

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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.