Finding the Fourth Proportional to 34,298,152.08, 47,329,711.68 and 20,360,103
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Solution
The fourth proportional to 34,298,152.08, 47,329,711.68 and 20,360,103 is: 28,095,910.31
Step by Step Solution
- Step 1: Write the proportion equation
34,298,152.08 : 47,329,711.68 = 20,360,103 : x - Step 2: Convert to fraction form
34,298,152.08/47,329,711.68 = 20,360,103/x - Step 3: Cross multiply
34,298,152.08x = 47,329,711.68 × 20,360,103 - Step 4: Simplify right side
34,298,152.08x = 963,637,804,765,103 - Step 5: Solve for x
x = 963,637,804,765,103/34,298,152.08 - Step 6: Final answer
x = 28,095,910.31
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.