Home / 38,850,561.84-53,612,370.14-21,446,533.38

Finding the Fourth Proportional to 38,850,561.84, 53,612,370.14 and 21,446,533.38

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Solution

The fourth proportional to 38,850,561.84, 53,612,370.14 and 21,446,533.38 is: 29,595,440.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,850,561.84 : 53,612,370.14 = 21,446,533.38 : x
  2. Step 2: Convert to fraction form
    38,850,561.84/53,612,370.14 = 21,446,533.38/x
  3. Step 3: Cross multiply
    38,850,561.84x = 53,612,370.14 × 21,446,533.38
  4. Step 4: Simplify right side
    38,850,561.84x = 1,149,799,485,681,192.50
  5. Step 5: Solve for x
    x = 1,149,799,485,681,192.50/38,850,561.84
  6. Step 6: Final answer
    x = 29,595,440.35

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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.