Finding the Fourth Proportional to 26,345,930.84, 39,358,778.14 and 17,048,158.16
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Solution
The fourth proportional to 26,345,930.84, 39,358,778.14 and 17,048,158.16 is: 25,468,626.59
Step by Step Solution
- Step 1: Write the proportion equation
26,345,930.84 : 39,358,778.14 = 17,048,158.16 : x - Step 2: Convert to fraction form
26,345,930.84/39,358,778.14 = 17,048,158.16/x - Step 3: Cross multiply
26,345,930.84x = 39,358,778.14 × 17,048,158.16 - Step 4: Simplify right side
26,345,930.84x = 670,994,674,715,070.62 - Step 5: Solve for x
x = 670,994,674,715,070.62/26,345,930.84 - Step 6: Final answer
x = 25,468,626.59
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.