Home / 25,523,660.90-35,223,071.88-13,921,224.47

Finding the Fourth Proportional to 25,523,660.90, 35,223,071.88 and 13,921,224.47

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Solution

The fourth proportional to 25,523,660.90, 35,223,071.88 and 13,921,224.47 is: 19,211,518.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,523,660.90 : 35,223,071.88 = 13,921,224.47 : x
  2. Step 2: Convert to fraction form
    25,523,660.90/35,223,071.88 = 13,921,224.47/x
  3. Step 3: Cross multiply
    25,523,660.90x = 35,223,071.88 × 13,921,224.47
  4. Step 4: Simplify right side
    25,523,660.90x = 490,348,289,988,309.56
  5. Step 5: Solve for x
    x = 490,348,289,988,309.56/25,523,660.90
  6. Step 6: Final answer
    x = 19,211,518.76

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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.