Home / 40,424,742.90-60,637,114.35-20,222,694.90

Finding the Fourth Proportional to 40,424,742.90, 60,637,114.35 and 20,222,694.90

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Solution

The fourth proportional to 40,424,742.90, 60,637,114.35 and 20,222,694.90 is: 30,334,042.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,424,742.90 : 60,637,114.35 = 20,222,694.90 : x
  2. Step 2: Convert to fraction form
    40,424,742.90/60,637,114.35 = 20,222,694.90/x
  3. Step 3: Cross multiply
    40,424,742.90x = 60,637,114.35 × 20,222,694.90
  4. Step 4: Simplify right side
    40,424,742.90x = 1,226,245,863,116,461.75
  5. Step 5: Solve for x
    x = 1,226,245,863,116,461.75/40,424,742.90
  6. Step 6: Final answer
    x = 30,334,042.35

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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.