Finding the Fourth Proportional to 15,082,090.16, 22,605,420.47 and 6,977,947.05
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Solution
The fourth proportional to 15,082,090.16, 22,605,420.47 and 6,977,947.05 is: 10,458,724.58
Step by Step Solution
- Step 1: Write the proportion equation
15,082,090.16 : 22,605,420.47 = 6,977,947.05 : x - Step 2: Convert to fraction form
15,082,090.16/22,605,420.47 = 6,977,947.05/x - Step 3: Cross multiply
15,082,090.16x = 22,605,420.47 × 6,977,947.05 - Step 4: Simplify right side
15,082,090.16x = 157,739,427,047,756.38 - Step 5: Solve for x
x = 157,739,427,047,756.38/15,082,090.16 - Step 6: Final answer
x = 10,458,724.58
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1.5x scale
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.