Finding the Fourth Proportional to 15,598,365.40, 21,531,155.70 and 10,719,737.02
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Solution
The fourth proportional to 15,598,365.40, 21,531,155.70 and 10,719,737.02 is: 14,796,956.02
Step by Step Solution
- Step 1: Write the proportion equation
15,598,365.40 : 21,531,155.70 = 10,719,737.02 : x - Step 2: Convert to fraction form
15,598,365.40/21,531,155.70 = 10,719,737.02/x - Step 3: Cross multiply
15,598,365.40x = 21,531,155.70 × 10,719,737.02 - Step 4: Simplify right side
15,598,365.40x = 230,808,326,840,674 - Step 5: Solve for x
x = 230,808,326,840,674/15,598,365.40 - Step 6: Final answer
x = 14,796,956.02
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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.