Finding the Fourth Proportional to 29,135,318.20, 43,702,977.30 and 9,963,201.40
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Solution
The fourth proportional to 29,135,318.20, 43,702,977.30 and 9,963,201.40 is: 14,944,802.10
Step by Step Solution
- Step 1: Write the proportion equation
29,135,318.20 : 43,702,977.30 = 9,963,201.40 : x - Step 2: Convert to fraction form
29,135,318.20/43,702,977.30 = 9,963,201.40/x - Step 3: Cross multiply
29,135,318.20x = 43,702,977.30 × 9,963,201.40 - Step 4: Simplify right side
29,135,318.20x = 435,421,564,619,528.19 - Step 5: Solve for x
x = 435,421,564,619,528.19/29,135,318.20 - Step 6: Final answer
x = 14,944,802.10
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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.