Home / 43,178,958.53-64,702,531.40-25,636,971.96

Finding the Fourth Proportional to 43,178,958.53, 64,702,531.40 and 25,636,971.96

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Solution

The fourth proportional to 43,178,958.53, 64,702,531.40 and 25,636,971.96 is: 38,416,326.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,178,958.53 : 64,702,531.40 = 25,636,971.96 : x
  2. Step 2: Convert to fraction form
    43,178,958.53/64,702,531.40 = 25,636,971.96/x
  3. Step 3: Cross multiply
    43,178,958.53x = 64,702,531.40 × 25,636,971.96
  4. Step 4: Simplify right side
    43,178,958.53x = 1,658,776,983,306,912
  5. Step 5: Solve for x
    x = 1,658,776,983,306,912/43,178,958.53
  6. Step 6: Final answer
    x = 38,416,326.84

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.