Finding the Fourth Proportional to 10,809,903.24, 14,917,220.95 and 6,461,387.06
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Solution
The fourth proportional to 10,809,903.24, 14,917,220.95 and 6,461,387.06 is: 8,916,447.84
Step by Step Solution
- Step 1: Write the proportion equation
10,809,903.24 : 14,917,220.95 = 6,461,387.06 : x - Step 2: Convert to fraction form
10,809,903.24/14,917,220.95 = 6,461,387.06/x - Step 3: Cross multiply
10,809,903.24x = 14,917,220.95 × 6,461,387.06 - Step 4: Simplify right side
10,809,903.24x = 96,385,938,417,490.89 - Step 5: Solve for x
x = 96,385,938,417,490.89/10,809,903.24 - Step 6: Final answer
x = 8,916,447.84
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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.