Finding the Fourth Proportional to 13,651,417.53, 20,477,202.85 and 4,553,490.14
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Solution
The fourth proportional to 13,651,417.53, 20,477,202.85 and 4,553,490.14 is: 6,830,260.75
Step by Step Solution
- Step 1: Write the proportion equation
13,651,417.53 : 20,477,202.85 = 4,553,490.14 : x - Step 2: Convert to fraction form
13,651,417.53/20,477,202.85 = 4,553,490.14/x - Step 3: Cross multiply
13,651,417.53x = 20,477,202.85 × 4,553,490.14 - Step 4: Simplify right side
13,651,417.53x = 93,242,741,312,064.19 - Step 5: Solve for x
x = 93,242,741,312,064.19/13,651,417.53 - Step 6: Final answer
x = 6,830,260.75
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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.