Home / 14,636,151.21-20,197,912.40-8,019,688.26

Finding the Fourth Proportional to 14,636,151.21, 20,197,912.40 and 8,019,688.26

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Solution

The fourth proportional to 14,636,151.21, 20,197,912.40 and 8,019,688.26 is: 11,067,182.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,636,151.21 : 20,197,912.40 = 8,019,688.26 : x
  2. Step 2: Convert to fraction form
    14,636,151.21/20,197,912.40 = 8,019,688.26/x
  3. Step 3: Cross multiply
    14,636,151.21x = 20,197,912.40 × 8,019,688.26
  4. Step 4: Simplify right side
    14,636,151.21x = 161,980,961,001,283.19
  5. Step 5: Solve for x
    x = 161,980,961,001,283.19/14,636,151.21
  6. Step 6: Final answer
    x = 11,067,182.81

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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.