Finding the Fourth Proportional to 94,617,729.14, 130,547,791.60 and 55,438,455.20
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Solution
The fourth proportional to 94,617,729.14, 130,547,791.60 and 55,438,455.20 is: 76,490,610.81
Step by Step Solution
- Step 1: Write the proportion equation
94,617,729.14 : 130,547,791.60 = 55,438,455.20 : x - Step 2: Convert to fraction form
94,617,729.14/130,547,791.60 = 55,438,455.20/x - Step 3: Cross multiply
94,617,729.14x = 130,547,791.60 × 55,438,455.20 - Step 4: Simplify right side
94,617,729.14x = 7,237,367,895,284,201 - Step 5: Solve for x
x = 7,237,367,895,284,201/94,617,729.14 - Step 6: Final answer
x = 76,490,610.81
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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.