Finding the Fourth Proportional to 9,471,555,721.44, 13,069,852,794.32 and 5,660,319,905.92
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Solution
The fourth proportional to 9,471,555,721.44, 13,069,852,794.32 and 5,660,319,905.92 is: 7,810,707,144.09
Step by Step Solution
- Step 1: Write the proportion equation
9,471,555,721.44 : 13,069,852,794.32 = 5,660,319,905.92 : x - Step 2: Convert to fraction form
9,471,555,721.44/13,069,852,794.32 = 5,660,319,905.92/x - Step 3: Cross multiply
9,471,555,721.44x = 13,069,852,794.32 × 5,660,319,905.92 - Step 4: Simplify right side
9,471,555,721.44x = 73,979,547,939,133,636,608 - Step 5: Solve for x
x = 73,979,547,939,133,636,608/9,471,555,721.44 - Step 6: Final answer
x = 7,810,707,144.09
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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.