Home / 30,307,409.44-45,461,508.12-10,112,651.44

Finding the Fourth Proportional to 30,307,409.44, 45,461,508.12 and 10,112,651.44

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Solution

The fourth proportional to 30,307,409.44, 45,461,508.12 and 10,112,651.44 is: 15,169,108.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,307,409.44 : 45,461,508.12 = 10,112,651.44 : x
  2. Step 2: Convert to fraction form
    30,307,409.44/45,461,508.12 = 10,112,651.44/x
  3. Step 3: Cross multiply
    30,307,409.44x = 45,461,508.12 × 10,112,651.44
  4. Step 4: Simplify right side
    30,307,409.44x = 459,736,385,440,635.88
  5. Step 5: Solve for x
    x = 459,736,385,440,635.88/30,307,409.44
  6. Step 6: Final answer
    x = 15,169,108.61

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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.