Finding the Fourth Proportional to 15,710,526,737,683, 21,677,382,515,709 and 8,772,697,475,793
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Solution
The fourth proportional to 15,710,526,737,683, 21,677,382,515,709 and 8,772,697,475,793 is: 12,104,566,705,661.32
Step by Step Solution
- Step 1: Write the proportion equation
15,710,526,737,683 : 21,677,382,515,709 = 8,772,697,475,793 : x - Step 2: Convert to fraction form
15,710,526,737,683/21,677,382,515,709 = 8,772,697,475,793/x - Step 3: Cross multiply
15,710,526,737,683x = 21,677,382,515,709 × 8,772,697,475,793 - Step 4: Simplify right side
15,710,526,737,683x = 190,169,118,877,359,647,244,681,216 - Step 5: Solve for x
x = 190,169,118,877,359,647,244,681,216/15,710,526,737,683 - Step 6: Final answer
x = 12,104,566,705,661.32
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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.