Finding the Fourth Proportional to 23,655,389.76, 32,614,846.24 and 19,740,795.84
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Solution
The fourth proportional to 23,655,389.76, 32,614,846.24 and 19,740,795.84 is: 27,217,603.58
Step by Step Solution
- Step 1: Write the proportion equation
23,655,389.76 : 32,614,846.24 = 19,740,795.84 : x - Step 2: Convert to fraction form
23,655,389.76/32,614,846.24 = 19,740,795.84/x - Step 3: Cross multiply
23,655,389.76x = 32,614,846.24 × 19,740,795.84 - Step 4: Simplify right side
23,655,389.76x = 643,843,020,976,831.62 - Step 5: Solve for x
x = 643,843,020,976,831.62/23,655,389.76 - Step 6: Final answer
x = 27,217,603.58
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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.