Finding the Fourth Proportional to 13,651,417.34, 20,477,202.56 and 4,553,489.95
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Solution
The fourth proportional to 13,651,417.34, 20,477,202.56 and 4,553,489.95 is: 6,830,260.46
Step by Step Solution
- Step 1: Write the proportion equation
13,651,417.34 : 20,477,202.56 = 4,553,489.95 : x - Step 2: Convert to fraction form
13,651,417.34/20,477,202.56 = 4,553,489.95/x - Step 3: Cross multiply
13,651,417.34x = 20,477,202.56 × 4,553,489.95 - Step 4: Simplify right side
13,651,417.34x = 93,242,736,144,987.05 - Step 5: Solve for x
x = 93,242,736,144,987.05/13,651,417.34 - Step 6: Final answer
x = 6,830,260.46
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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.