Finding the Fourth Proportional to 14,275,610.14, 19,700,366.98 and 7,749,244.02
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Solution
The fourth proportional to 14,275,610.14, 19,700,366.98 and 7,749,244.02 is: 10,693,970.31
Step by Step Solution
- Step 1: Write the proportion equation
14,275,610.14 : 19,700,366.98 = 7,749,244.02 : x - Step 2: Convert to fraction form
14,275,610.14/19,700,366.98 = 7,749,244.02/x - Step 3: Cross multiply
14,275,610.14x = 19,700,366.98 × 7,749,244.02 - Step 4: Simplify right side
14,275,610.14x = 152,662,950,963,871.31 - Step 5: Solve for x
x = 152,662,950,963,871.31/14,275,610.14 - Step 6: Final answer
x = 10,693,970.31
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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.