Home / 65,670,496.34-90,620,966.41-37,788,706.36

Finding the Fourth Proportional to 65,670,496.34, 90,620,966.41 and 37,788,706.36

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Solution

The fourth proportional to 65,670,496.34, 90,620,966.41 and 37,788,706.36 is: 52,145,929.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,670,496.34 : 90,620,966.41 = 37,788,706.36 : x
  2. Step 2: Convert to fraction form
    65,670,496.34/90,620,966.41 = 37,788,706.36/x
  3. Step 3: Cross multiply
    65,670,496.34x = 90,620,966.41 × 37,788,706.36
  4. Step 4: Simplify right side
    65,670,496.34x = 3,424,449,089,084,865
  5. Step 5: Solve for x
    x = 3,424,449,089,084,865/65,670,496.34
  6. Step 6: Final answer
    x = 52,145,929.76

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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.