Home / 64,539,735.05-96,828,526.96-20,819,617.61

Finding the Fourth Proportional to 64,539,735.05, 96,828,526.96 and 20,819,617.61

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Solution

The fourth proportional to 64,539,735.05, 96,828,526.96 and 20,819,617.61 is: 31,235,531.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,539,735.05 : 96,828,526.96 = 20,819,617.61 : x
  2. Step 2: Convert to fraction form
    64,539,735.05/96,828,526.96 = 20,819,617.61/x
  3. Step 3: Cross multiply
    64,539,735.05x = 96,828,526.96 × 20,819,617.61
  4. Step 4: Simplify right side
    64,539,735.05x = 2,015,932,905,236,798
  5. Step 5: Solve for x
    x = 2,015,932,905,236,798/64,539,735.05
  6. Step 6: Final answer
    x = 31,235,531.16

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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.