Finding the Fourth Proportional to 17,478,700.83, 24,122,043.23 and 9,639,746.28
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Solution
The fourth proportional to 17,478,700.83, 24,122,043.23 and 9,639,746.28 is: 13,303,641.88
Step by Step Solution
- Step 1: Write the proportion equation
17,478,700.83 : 24,122,043.23 = 9,639,746.28 : x - Step 2: Convert to fraction form
17,478,700.83/24,122,043.23 = 9,639,746.28/x - Step 3: Cross multiply
17,478,700.83x = 24,122,043.23 × 9,639,746.28 - Step 4: Simplify right side
17,478,700.83x = 232,530,376,444,192.94 - Step 5: Solve for x
x = 232,530,376,444,192.94/17,478,700.83 - Step 6: Final answer
x = 13,303,641.88
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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.