Home / 25,428,199.56-35,090,667.54-13,825,762.80

Finding the Fourth Proportional to 25,428,199.56, 35,090,667.54 and 13,825,762.80

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Solution

The fourth proportional to 25,428,199.56, 35,090,667.54 and 13,825,762.80 is: 19,079,417.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,428,199.56 : 35,090,667.54 = 13,825,762.80 : x
  2. Step 2: Convert to fraction form
    25,428,199.56/35,090,667.54 = 13,825,762.80/x
  3. Step 3: Cross multiply
    25,428,199.56x = 35,090,667.54 × 13,825,762.80
  4. Step 4: Simplify right side
    25,428,199.56x = 485,155,245,901,699.50
  5. Step 5: Solve for x
    x = 485,155,245,901,699.50/25,428,199.56
  6. Step 6: Final answer
    x = 19,079,417.90

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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.