Home / 39,033,204.51-53,865,677.12-21,629,535.93

Finding the Fourth Proportional to 39,033,204.51, 53,865,677.12 and 21,629,535.93

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Solution

The fourth proportional to 39,033,204.51, 53,865,677.12 and 21,629,535.93 is: 29,848,679.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,033,204.51 : 53,865,677.12 = 21,629,535.93 : x
  2. Step 2: Convert to fraction form
    39,033,204.51/53,865,677.12 = 21,629,535.93/x
  3. Step 3: Cross multiply
    39,033,204.51x = 53,865,677.12 × 21,629,535.93
  4. Step 4: Simplify right side
    39,033,204.51x = 1,165,089,598,660,818.75
  5. Step 5: Solve for x
    x = 1,165,089,598,660,818.75/39,033,204.51
  6. Step 6: Final answer
    x = 29,848,679.18

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.