Finding the Fourth Proportional to 29,763,778.55, 44,622,959.47 and 13,578,410.75
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Solution
The fourth proportional to 29,763,778.55, 44,622,959.47 and 13,578,410.75 is: 20,357,256.43
Step by Step Solution
- Step 1: Write the proportion equation
29,763,778.55 : 44,622,959.47 = 13,578,410.75 : x - Step 2: Convert to fraction form
29,763,778.55/44,622,959.47 = 13,578,410.75/x - Step 3: Cross multiply
29,763,778.55x = 44,622,959.47 × 13,578,410.75 - Step 4: Simplify right side
29,763,778.55x = 605,908,872,307,201.50 - Step 5: Solve for x
x = 605,908,872,307,201.50/29,763,778.55 - Step 6: Final answer
x = 20,357,256.43
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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.