Finding the Fourth Proportional to 88,935,059.64, 122,632,922.70 and 57,937,746.36
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Solution
The fourth proportional to 88,935,059.64, 122,632,922.70 and 57,937,746.36 is: 79,890,598.82
Step by Step Solution
- Step 1: Write the proportion equation
88,935,059.64 : 122,632,922.70 = 57,937,746.36 : x - Step 2: Convert to fraction form
88,935,059.64/122,632,922.70 = 57,937,746.36/x - Step 3: Cross multiply
88,935,059.64x = 122,632,922.70 × 57,937,746.36 - Step 4: Simplify right side
88,935,059.64x = 7,105,075,170,778,086 - Step 5: Solve for x
x = 7,105,075,170,778,086/88,935,059.64 - Step 6: Final answer
x = 79,890,598.82
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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.