Home / 39,927,638.88-55,100,307.65-21,592,924.38

Finding the Fourth Proportional to 39,927,638.88, 55,100,307.65 and 21,592,924.38

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Solution

The fourth proportional to 39,927,638.88, 55,100,307.65 and 21,592,924.38 is: 29,798,325.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,927,638.88 : 55,100,307.65 = 21,592,924.38 : x
  2. Step 2: Convert to fraction form
    39,927,638.88/55,100,307.65 = 21,592,924.38/x
  3. Step 3: Cross multiply
    39,927,638.88x = 55,100,307.65 × 21,592,924.38
  4. Step 4: Simplify right side
    39,927,638.88x = 1,189,776,776,401,185.50
  5. Step 5: Solve for x
    x = 1,189,776,776,401,185.50/39,927,638.88
  6. Step 6: Final answer
    x = 29,798,325.42

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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.