Finding the Fourth Proportional to 44,043,537.30, 66,088,925.55 and 18,487,130.10
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Solution
The fourth proportional to 44,043,537.30, 66,088,925.55 and 18,487,130.10 is: 27,740,609.40
Step by Step Solution
- Step 1: Write the proportion equation
44,043,537.30 : 66,088,925.55 = 18,487,130.10 : x - Step 2: Convert to fraction form
44,043,537.30/66,088,925.55 = 18,487,130.10/x - Step 3: Cross multiply
44,043,537.30x = 66,088,925.55 × 18,487,130.10 - Step 4: Simplify right side
44,043,537.30x = 1,221,794,564,812,064 - Step 5: Solve for x
x = 1,221,794,564,812,064/44,043,537.30 - Step 6: Final answer
x = 27,740,609.40
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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.