Finding the Fourth Proportional to 14,260,330.77, 19,681,772.36 and 8,462,309.46
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Solution
The fourth proportional to 14,260,330.77, 19,681,772.36 and 8,462,309.46 is: 11,679,480.03
Step by Step Solution
- Step 1: Write the proportion equation
14,260,330.77 : 19,681,772.36 = 8,462,309.46 : x - Step 2: Convert to fraction form
14,260,330.77/19,681,772.36 = 8,462,309.46/x - Step 3: Cross multiply
14,260,330.77x = 19,681,772.36 × 8,462,309.46 - Step 4: Simplify right side
14,260,330.77x = 166,553,248,389,283 - Step 5: Solve for x
x = 166,553,248,389,283/14,260,330.77 - Step 6: Final answer
x = 11,679,480.03
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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.