Finding the Fourth Proportional to 14,006,258.06, 19,328,636.16 and 7,567,730.06
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Solution
The fourth proportional to 14,006,258.06, 19,328,636.16 and 7,567,730.06 is: 10,443,467.50
Step by Step Solution
- Step 1: Write the proportion equation
14,006,258.06 : 19,328,636.16 = 7,567,730.06 : x - Step 2: Convert to fraction form
14,006,258.06/19,328,636.16 = 7,567,730.06/x - Step 3: Cross multiply
14,006,258.06x = 19,328,636.16 × 7,567,730.06 - Step 4: Simplify right side
14,006,258.06x = 146,273,900,886,834.97 - Step 5: Solve for x
x = 146,273,900,886,834.97/14,006,258.06 - Step 6: Final answer
x = 10,443,467.50
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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.