Home / 55,139,169.34-76,091,428.56-30,358,850.14

Finding the Fourth Proportional to 55,139,169.34, 76,091,428.56 and 30,358,850.14

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Solution

The fourth proportional to 55,139,169.34, 76,091,428.56 and 30,358,850.14 is: 41,894,869.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,139,169.34 : 76,091,428.56 = 30,358,850.14 : x
  2. Step 2: Convert to fraction form
    55,139,169.34/76,091,428.56 = 30,358,850.14/x
  3. Step 3: Cross multiply
    55,139,169.34x = 76,091,428.56 × 30,358,850.14
  4. Step 4: Simplify right side
    55,139,169.34x = 2,310,048,276,591,556
  5. Step 5: Solve for x
    x = 2,310,048,276,591,556/55,139,169.34
  6. Step 6: Final answer
    x = 41,894,869.01

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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.