Finding the Fourth Proportional to 7,759,929.49, 10,708,706.06 and 4,498,634.95
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Solution
The fourth proportional to 7,759,929.49, 10,708,706.06 and 4,498,634.95 is: 6,208,118.18
Step by Step Solution
- Step 1: Write the proportion equation
7,759,929.49 : 10,708,706.06 = 4,498,634.95 : x - Step 2: Convert to fraction form
7,759,929.49/10,708,706.06 = 4,498,634.95/x - Step 3: Cross multiply
7,759,929.49x = 10,708,706.06 × 4,498,634.95 - Step 4: Simplify right side
7,759,929.49x = 48,174,559,350,792.80 - Step 5: Solve for x
x = 48,174,559,350,792.80/7,759,929.49 - Step 6: Final answer
x = 6,208,118.18
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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.