Home / 39,548,774.02-54,577,744.71-21,907,946.77

Finding the Fourth Proportional to 39,548,774.02, 54,577,744.71 and 21,907,946.77

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Solution

The fourth proportional to 39,548,774.02, 54,577,744.71 and 21,907,946.77 is: 30,233,208.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,548,774.02 : 54,577,744.71 = 21,907,946.77 : x
  2. Step 2: Convert to fraction form
    39,548,774.02/54,577,744.71 = 21,907,946.77/x
  3. Step 3: Cross multiply
    39,548,774.02x = 54,577,744.71 × 21,907,946.77
  4. Step 4: Simplify right side
    39,548,774.02x = 1,195,686,325,933,329
  5. Step 5: Solve for x
    x = 1,195,686,325,933,329/39,548,774.02
  6. Step 6: Final answer
    x = 30,233,208.38

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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.