Finding the Fourth Proportional to 10,239,577.12, 14,130,346.62 and 5,655,800.08
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Solution
The fourth proportional to 10,239,577.12, 14,130,346.62 and 5,655,800.08 is: 7,804,855.08
Step by Step Solution
- Step 1: Write the proportion equation
10,239,577.12 : 14,130,346.62 = 5,655,800.08 : x - Step 2: Convert to fraction form
10,239,577.12/14,130,346.62 = 5,655,800.08/x - Step 3: Cross multiply
10,239,577.12x = 14,130,346.62 × 5,655,800.08 - Step 4: Simplify right side
10,239,577.12x = 79,918,415,543,823.72 - Step 5: Solve for x
x = 79,918,415,543,823.72/10,239,577.12 - Step 6: Final answer
x = 7,804,855.08
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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.