Finding the Fourth Proportional to 48,257,259.36, 72,437,453.64 and 19,522,178.88
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Solution
The fourth proportional to 48,257,259.36, 72,437,453.64 and 19,522,178.88 is: 29,304,128.46
Step by Step Solution
- Step 1: Write the proportion equation
48,257,259.36 : 72,437,453.64 = 19,522,178.88 : x - Step 2: Convert to fraction form
48,257,259.36/72,437,453.64 = 19,522,178.88/x - Step 3: Cross multiply
48,257,259.36x = 72,437,453.64 × 19,522,178.88 - Step 4: Simplify right side
48,257,259.36x = 1,414,136,927,571,787 - Step 5: Solve for x
x = 1,414,136,927,571,787/48,257,259.36 - Step 6: Final answer
x = 29,304,128.46
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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.