Finding the Fourth Proportional to 10,958,257,976,905, 15,122,405,919,571 and 6,020,199,609,726.40
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Solution
The fourth proportional to 10,958,257,976,905, 15,122,405,919,571 and 6,020,199,609,726.40 is: 8,307,880,906,526.94
Step by Step Solution
- Step 1: Write the proportion equation
10,958,257,976,905 : 15,122,405,919,571 = 6,020,199,609,726.40 : x - Step 2: Convert to fraction form
10,958,257,976,905/15,122,405,919,571 = 6,020,199,609,726.40/x - Step 3: Cross multiply
10,958,257,976,905x = 15,122,405,919,571 × 6,020,199,609,726.40 - Step 4: Simplify right side
10,958,257,976,905x = 91,039,902,215,125,544,806,121,472 - Step 5: Solve for x
x = 91,039,902,215,125,544,806,121,472/10,958,257,976,905 - Step 6: Final answer
x = 8,307,880,906,526.94
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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.