Home / 64,715,903.95-97,087,489.37-20,993,248.47

Finding the Fourth Proportional to 64,715,903.95, 97,087,489.37 and 20,993,248.47

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Solution

The fourth proportional to 64,715,903.95, 97,087,489.37 and 20,993,248.47 is: 31,494,295.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,715,903.95 : 97,087,489.37 = 20,993,248.47 : x
  2. Step 2: Convert to fraction form
    64,715,903.95/97,087,489.37 = 20,993,248.47/x
  3. Step 3: Cross multiply
    64,715,903.95x = 97,087,489.37 × 20,993,248.47
  4. Step 4: Simplify right side
    64,715,903.95x = 2,038,181,787,672,893.75
  5. Step 5: Solve for x
    x = 2,038,181,787,672,893.75/64,715,903.95
  6. Step 6: Final answer
    x = 31,494,295.27

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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.