Home / 72,487,072.96-108,740,823.52-23,286,428.64

Finding the Fourth Proportional to 72,487,072.96, 108,740,823.52 and 23,286,428.64

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Solution

The fourth proportional to 72,487,072.96, 108,740,823.52 and 23,286,428.64 is: 34,932,924.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,487,072.96 : 108,740,823.52 = 23,286,428.64 : x
  2. Step 2: Convert to fraction form
    72,487,072.96/108,740,823.52 = 23,286,428.64/x
  3. Step 3: Cross multiply
    72,487,072.96x = 108,740,823.52 × 23,286,428.64
  4. Step 4: Simplify right side
    72,487,072.96x = 2,532,185,427,153,313.50
  5. Step 5: Solve for x
    x = 2,532,185,427,153,313.50/72,487,072.96
  6. Step 6: Final answer
    x = 34,932,924.23

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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.