Home / 38,113,982.42-52,597,628.94-20,710,327.58

Finding the Fourth Proportional to 38,113,982.42, 52,597,628.94 and 20,710,327.58

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Solution

The fourth proportional to 38,113,982.42, 52,597,628.94 and 20,710,327.58 is: 28,580,433.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,113,982.42 : 52,597,628.94 = 20,710,327.58 : x
  2. Step 2: Convert to fraction form
    38,113,982.42/52,597,628.94 = 20,710,327.58/x
  3. Step 3: Cross multiply
    38,113,982.42x = 52,597,628.94 × 20,710,327.58
  4. Step 4: Simplify right side
    38,113,982.42x = 1,089,314,125,278,688
  5. Step 5: Solve for x
    x = 1,089,314,125,278,688/38,113,982.42
  6. Step 6: Final answer
    x = 28,580,433.11

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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.