Home / 38,848,953.06-53,611,683.52-21,445,256.82

Finding the Fourth Proportional to 38,848,953.06, 53,611,683.52 and 21,445,256.82

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Solution

The fourth proportional to 38,848,953.06, 53,611,683.52 and 21,445,256.82 is: 29,594,525.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,848,953.06 : 53,611,683.52 = 21,445,256.82 : x
  2. Step 2: Convert to fraction form
    38,848,953.06/53,611,683.52 = 21,445,256.82/x
  3. Step 3: Cross multiply
    38,848,953.06x = 53,611,683.52 × 21,445,256.82
  4. Step 4: Simplify right side
    38,848,953.06x = 1,149,716,321,638,961.75
  5. Step 5: Solve for x
    x = 1,149,716,321,638,961.75/38,848,953.06
  6. Step 6: Final answer
    x = 29,594,525.23

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1.5x scale

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.