Finding the Fourth Proportional to 64,903,501.80, 97,355,252.70 and 19,465,296.30
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Solution
The fourth proportional to 64,903,501.80, 97,355,252.70 and 19,465,296.30 is: 29,197,944.45
Step by Step Solution
- Step 1: Write the proportion equation
64,903,501.80 : 97,355,252.70 = 19,465,296.30 : x - Step 2: Convert to fraction form
64,903,501.80/97,355,252.70 = 19,465,296.30/x - Step 3: Cross multiply
64,903,501.80x = 97,355,252.70 × 19,465,296.30 - Step 4: Simplify right side
64,903,501.80x = 1,895,048,840,166,875.25 - Step 5: Solve for x
x = 1,895,048,840,166,875.25/64,903,501.80 - Step 6: Final answer
x = 29,197,944.45
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.