Finding the Fourth Proportional to 19,303,267.80, 28,954,885.23 and 4,926,334.44
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Solution
The fourth proportional to 19,303,267.80, 28,954,885.23 and 4,926,334.44 is: 7,389,497.46
Step by Step Solution
- Step 1: Write the proportion equation
19,303,267.80 : 28,954,885.23 = 4,926,334.44 : x - Step 2: Convert to fraction form
19,303,267.80/28,954,885.23 = 4,926,334.44/x - Step 3: Cross multiply
19,303,267.80x = 28,954,885.23 × 4,926,334.44 - Step 4: Simplify right side
19,303,267.80x = 142,641,448,314,796.34 - Step 5: Solve for x
x = 142,641,448,314,796.34/19,303,267.80 - Step 6: Final answer
x = 7,389,497.46
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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.