Home / 30,241,019.80-45,361,529.70-11,065,403.80

Finding the Fourth Proportional to 30,241,019.80, 45,361,529.70 and 11,065,403.80

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Solution

The fourth proportional to 30,241,019.80, 45,361,529.70 and 11,065,403.80 is: 16,598,105.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,241,019.80 : 45,361,529.70 = 11,065,403.80 : x
  2. Step 2: Convert to fraction form
    30,241,019.80/45,361,529.70 = 11,065,403.80/x
  3. Step 3: Cross multiply
    30,241,019.80x = 45,361,529.70 × 11,065,403.80
  4. Step 4: Simplify right side
    30,241,019.80x = 501,943,643,116,192.94
  5. Step 5: Solve for x
    x = 501,943,643,116,192.94/30,241,019.80
  6. Step 6: Final answer
    x = 16,598,105.70

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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.