Home / 38,122,302.84-52,609,184.28-20,718,649.32

Finding the Fourth Proportional to 38,122,302.84, 52,609,184.28 and 20,718,649.32

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Solution

The fourth proportional to 38,122,302.84, 52,609,184.28 and 20,718,649.32 is: 28,591,956.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,122,302.84 : 52,609,184.28 = 20,718,649.32 : x
  2. Step 2: Convert to fraction form
    38,122,302.84/52,609,184.28 = 20,718,649.32/x
  3. Step 3: Cross multiply
    38,122,302.84x = 52,609,184.28 × 20,718,649.32
  4. Step 4: Simplify right side
    38,122,302.84x = 1,089,991,240,108,576.75
  5. Step 5: Solve for x
    x = 1,089,991,240,108,576.75/38,122,302.84
  6. Step 6: Final answer
    x = 28,591,956.91

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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.