Home / 39,927,636.89-55,100,304.90-21,592,922.39

Finding the Fourth Proportional to 39,927,636.89, 55,100,304.90 and 21,592,922.39

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Solution

The fourth proportional to 39,927,636.89, 55,100,304.90 and 21,592,922.39 is: 29,798,322.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,927,636.89 : 55,100,304.90 = 21,592,922.39 : x
  2. Step 2: Convert to fraction form
    39,927,636.89/55,100,304.90 = 21,592,922.39/x
  3. Step 3: Cross multiply
    39,927,636.89x = 55,100,304.90 × 21,592,922.39
  4. Step 4: Simplify right side
    39,927,636.89x = 1,189,776,606,987,570.75
  5. Step 5: Solve for x
    x = 1,189,776,606,987,570.75/39,927,636.89
  6. Step 6: Final answer
    x = 29,798,322.66

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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.