Home / 28,466,461.08-39,282,993.54-15,907,623.48

Finding the Fourth Proportional to 28,466,461.08, 39,282,993.54 and 15,907,623.48

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Solution

The fourth proportional to 28,466,461.08, 39,282,993.54 and 15,907,623.48 is: 21,952,116.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,466,461.08 : 39,282,993.54 = 15,907,623.48 : x
  2. Step 2: Convert to fraction form
    28,466,461.08/39,282,993.54 = 15,907,623.48/x
  3. Step 3: Cross multiply
    28,466,461.08x = 39,282,993.54 × 15,907,623.48
  4. Step 4: Simplify right side
    28,466,461.08x = 624,899,070,401,592.38
  5. Step 5: Solve for x
    x = 624,899,070,401,592.38/28,466,461.08
  6. Step 6: Final answer
    x = 21,952,116.52

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1.5x scale

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.