Home / 30,200,119.44-45,299,889.64-17,895,225.28

Finding the Fourth Proportional to 30,200,119.44, 45,299,889.64 and 17,895,225.28

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Solution

The fourth proportional to 30,200,119.44, 45,299,889.64 and 17,895,225.28 is: 26,842,666.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,200,119.44 : 45,299,889.64 = 17,895,225.28 : x
  2. Step 2: Convert to fraction form
    30,200,119.44/45,299,889.64 = 17,895,225.28/x
  3. Step 3: Cross multiply
    30,200,119.44x = 45,299,889.64 × 17,895,225.28
  4. Step 4: Simplify right side
    30,200,119.44x = 810,651,730,266,938.12
  5. Step 5: Solve for x
    x = 810,651,730,266,938.12/30,200,119.44
  6. Step 6: Final answer
    x = 26,842,666.36

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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.