Home / 21,576,255.34-29,782,328.16-17,174,056

Finding the Fourth Proportional to 21,576,255.34, 29,782,328.16 and 17,174,056

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Solution

The fourth proportional to 21,576,255.34, 29,782,328.16 and 17,174,056 is: 23,705,845.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,576,255.34 : 29,782,328.16 = 17,174,056 : x
  2. Step 2: Convert to fraction form
    21,576,255.34/29,782,328.16 = 17,174,056/x
  3. Step 3: Cross multiply
    21,576,255.34x = 29,782,328.16 × 17,174,056
  4. Step 4: Simplify right side
    21,576,255.34x = 511,483,371,630,216.94
  5. Step 5: Solve for x
    x = 511,483,371,630,216.94/21,576,255.34
  6. Step 6: Final answer
    x = 23,705,845.32

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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.