Finding the Fourth Proportional to 14,325,358.68, 21,474,530.64 and 7,130,090.52
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Solution
The fourth proportional to 14,325,358.68, 21,474,530.64 and 7,130,090.52 is: 10,688,412.82
Step by Step Solution
- Step 1: Write the proportion equation
14,325,358.68 : 21,474,530.64 = 7,130,090.52 : x - Step 2: Convert to fraction form
14,325,358.68/21,474,530.64 = 7,130,090.52/x - Step 3: Cross multiply
14,325,358.68x = 21,474,530.64 × 7,130,090.52 - Step 4: Simplify right side
14,325,358.68x = 153,115,347,337,713.53 - Step 5: Solve for x
x = 153,115,347,337,713.53/14,325,358.68 - Step 6: Final answer
x = 10,688,412.82
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.