Home / 53,845,676.43-80,770,157.63-21,054,935.67

Finding the Fourth Proportional to 53,845,676.43, 80,770,157.63 and 21,054,935.67

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Solution

The fourth proportional to 53,845,676.43, 80,770,157.63 and 21,054,935.67 is: 31,583,045.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,845,676.43 : 80,770,157.63 = 21,054,935.67 : x
  2. Step 2: Convert to fraction form
    53,845,676.43/80,770,157.63 = 21,054,935.67/x
  3. Step 3: Cross multiply
    53,845,676.43x = 80,770,157.63 × 21,054,935.67
  4. Step 4: Simplify right side
    53,845,676.43x = 1,700,610,472,955,409.75
  5. Step 5: Solve for x
    x = 1,700,610,472,955,409.75/53,845,676.43
  6. Step 6: Final answer
    x = 31,583,045.95

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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.