Home / 42,137,585.37-63,206,378.46-11,845,448.37

Finding the Fourth Proportional to 42,137,585.37, 63,206,378.46 and 11,845,448.37

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Solution

The fourth proportional to 42,137,585.37, 63,206,378.46 and 11,845,448.37 is: 17,768,172.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,137,585.37 : 63,206,378.46 = 11,845,448.37 : x
  2. Step 2: Convert to fraction form
    42,137,585.37/63,206,378.46 = 11,845,448.37/x
  3. Step 3: Cross multiply
    42,137,585.37x = 63,206,378.46 × 11,845,448.37
  4. Step 4: Simplify right side
    42,137,585.37x = 748,707,892,702,610.12
  5. Step 5: Solve for x
    x = 748,707,892,702,610.12/42,137,585.37
  6. Step 6: Final answer
    x = 17,768,172.67

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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.