Home / 30,240,967.80-45,361,451.70-11,065,351.80

Finding the Fourth Proportional to 30,240,967.80, 45,361,451.70 and 11,065,351.80

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Solution

The fourth proportional to 30,240,967.80, 45,361,451.70 and 11,065,351.80 is: 16,598,027.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,240,967.80 : 45,361,451.70 = 11,065,351.80 : x
  2. Step 2: Convert to fraction form
    30,240,967.80/45,361,451.70 = 11,065,351.80/x
  3. Step 3: Cross multiply
    30,240,967.80x = 45,361,451.70 × 11,065,351.80
  4. Step 4: Simplify right side
    30,240,967.80x = 501,940,421,219,208.12
  5. Step 5: Solve for x
    x = 501,940,421,219,208.12/30,240,967.80
  6. Step 6: Final answer
    x = 16,598,027.70

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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.