Finding the Fourth Proportional to 47,729,432.58, 71,596,978.35 and 14,946,133.08
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Solution
The fourth proportional to 47,729,432.58, 71,596,978.35 and 14,946,133.08 is: 22,420,085.65
Step by Step Solution
- Step 1: Write the proportion equation
47,729,432.58 : 71,596,978.35 = 14,946,133.08 : x - Step 2: Convert to fraction form
47,729,432.58/71,596,978.35 = 14,946,133.08/x - Step 3: Cross multiply
47,729,432.58x = 71,596,978.35 × 14,946,133.08 - Step 4: Simplify right side
47,729,432.58x = 1,070,097,966,544,978.75 - Step 5: Solve for x
x = 1,070,097,966,544,978.75/47,729,432.58 - Step 6: Final answer
x = 22,420,085.65
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.