Home / 28,742,912.90-43,114,369.35-27,042,301.70

Finding the Fourth Proportional to 28,742,912.90, 43,114,369.35 and 27,042,301.70

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Solution

The fourth proportional to 28,742,912.90, 43,114,369.35 and 27,042,301.70 is: 40,563,452.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,742,912.90 : 43,114,369.35 = 27,042,301.70 : x
  2. Step 2: Convert to fraction form
    28,742,912.90/43,114,369.35 = 27,042,301.70/x
  3. Step 3: Cross multiply
    28,742,912.90x = 43,114,369.35 × 27,042,301.70
  4. Step 4: Simplify right side
    28,742,912.90x = 1,165,911,783,567,933
  5. Step 5: Solve for x
    x = 1,165,911,783,567,933/28,742,912.90
  6. Step 6: Final answer
    x = 40,563,452.55

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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.