Finding the Fourth Proportional to 10,456,807.71, 14,430,106.94 and 5,810,472.75
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Solution
The fourth proportional to 10,456,807.71, 14,430,106.94 and 5,810,472.75 is: 8,018,292.53
Step by Step Solution
- Step 1: Write the proportion equation
10,456,807.71 : 14,430,106.94 = 5,810,472.75 : x - Step 2: Convert to fraction form
10,456,807.71/14,430,106.94 = 5,810,472.75/x - Step 3: Cross multiply
10,456,807.71x = 14,430,106.94 × 5,810,472.75 - Step 4: Simplify right side
10,456,807.71x = 83,845,743,125,403.53 - Step 5: Solve for x
x = 83,845,743,125,403.53/10,456,807.71 - Step 6: Final answer
x = 8,018,292.53
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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.