Home / 30,415,048.48-45,632,758.08-9,945,712

Finding the Fourth Proportional to 30,415,048.48, 45,632,758.08 and 9,945,712

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Solution

The fourth proportional to 30,415,048.48, 45,632,758.08 and 9,945,712 is: 14,921,898.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,415,048.48 : 45,632,758.08 = 9,945,712 : x
  2. Step 2: Convert to fraction form
    30,415,048.48/45,632,758.08 = 9,945,712/x
  3. Step 3: Cross multiply
    30,415,048.48x = 45,632,758.08 × 9,945,712
  4. Step 4: Simplify right side
    30,415,048.48x = 453,850,269,629,352.94
  5. Step 5: Solve for x
    x = 453,850,269,629,352.94/30,415,048.48
  6. Step 6: Final answer
    x = 14,921,898.61

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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.