Home / 28,466,460.08-39,282,992.16-15,907,622.48

Finding the Fourth Proportional to 28,466,460.08, 39,282,992.16 and 15,907,622.48

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Solution

The fourth proportional to 28,466,460.08, 39,282,992.16 and 15,907,622.48 is: 21,952,115.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,466,460.08 : 39,282,992.16 = 15,907,622.48 : x
  2. Step 2: Convert to fraction form
    28,466,460.08/39,282,992.16 = 15,907,622.48/x
  3. Step 3: Cross multiply
    28,466,460.08x = 39,282,992.16 × 15,907,622.48
  4. Step 4: Simplify right side
    28,466,460.08x = 624,899,009,166,079.75
  5. Step 5: Solve for x
    x = 624,899,009,166,079.75/28,466,460.08
  6. Step 6: Final answer
    x = 21,952,115.14

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.