Home / 30,359,995.71-45,539,958.19-9,889,682.26

Finding the Fourth Proportional to 30,359,995.71, 45,539,958.19 and 9,889,682.26

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Solution

The fourth proportional to 30,359,995.71, 45,539,958.19 and 9,889,682.26 is: 14,834,511.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,359,995.71 : 45,539,958.19 = 9,889,682.26 : x
  2. Step 2: Convert to fraction form
    30,359,995.71/45,539,958.19 = 9,889,682.26/x
  3. Step 3: Cross multiply
    30,359,995.71x = 45,539,958.19 × 9,889,682.26
  4. Step 4: Simplify right side
    30,359,995.71x = 450,375,716,632,784.69
  5. Step 5: Solve for x
    x = 450,375,716,632,784.69/30,359,995.71
  6. Step 6: Final answer
    x = 14,834,511.87

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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.