Home / 13,867,887.56-20,804,668.47-4,768,803.45

Finding the Fourth Proportional to 13,867,887.56, 20,804,668.47 and 4,768,803.45

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Solution

The fourth proportional to 13,867,887.56, 20,804,668.47 and 4,768,803.45 is: 7,154,180.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,867,887.56 : 20,804,668.47 = 4,768,803.45 : x
  2. Step 2: Convert to fraction form
    13,867,887.56/20,804,668.47 = 4,768,803.45/x
  3. Step 3: Cross multiply
    13,867,887.56x = 20,804,668.47 × 4,768,803.45
  4. Step 4: Simplify right side
    13,867,887.56x = 99,213,374,775,842.22
  5. Step 5: Solve for x
    x = 99,213,374,775,842.22/13,867,887.56
  6. Step 6: Final answer
    x = 7,154,180.79

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.