Home / 74,780,256.03-112,176,057.78-20,192,047.14

Finding the Fourth Proportional to 74,780,256.03, 112,176,057.78 and 20,192,047.14

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Solution

The fourth proportional to 74,780,256.03, 112,176,057.78 and 20,192,047.14 is: 30,289,602.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,780,256.03 : 112,176,057.78 = 20,192,047.14 : x
  2. Step 2: Convert to fraction form
    74,780,256.03/112,176,057.78 = 20,192,047.14/x
  3. Step 3: Cross multiply
    74,780,256.03x = 112,176,057.78 × 20,192,047.14
  4. Step 4: Simplify right side
    74,780,256.03x = 2,265,064,246,673,124
  5. Step 5: Solve for x
    x = 2,265,064,246,673,124/74,780,256.03
  6. Step 6: Final answer
    x = 30,289,602.72

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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.