Finding the Fourth Proportional to 19,363,035.40, 29,041,442.70 and 5,896,731.40
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Solution
The fourth proportional to 19,363,035.40, 29,041,442.70 and 5,896,731.40 is: 8,844,149.87
Step by Step Solution
- Step 1: Write the proportion equation
19,363,035.40 : 29,041,442.70 = 5,896,731.40 : x - Step 2: Convert to fraction form
19,363,035.40/29,041,442.70 = 5,896,731.40/x - Step 3: Cross multiply
19,363,035.40x = 29,041,442.70 × 5,896,731.40 - Step 4: Simplify right side
19,363,035.40x = 171,249,587,070,390.78 - Step 5: Solve for x
x = 171,249,587,070,390.78/19,363,035.40 - Step 6: Final answer
x = 8,844,149.87
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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.