Finding the Fourth Proportional to 40,367,073.60, 60,509,276.10 and 19,865,260.80
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Solution
The fourth proportional to 40,367,073.60, 60,509,276.10 and 19,865,260.80 is: 29,777,549.95
Step by Step Solution
- Step 1: Write the proportion equation
40,367,073.60 : 60,509,276.10 = 19,865,260.80 : x - Step 2: Convert to fraction form
40,367,073.60/60,509,276.10 = 19,865,260.80/x - Step 3: Cross multiply
40,367,073.60x = 60,509,276.10 × 19,865,260.80 - Step 4: Simplify right side
40,367,073.60x = 1,202,032,550,545,707 - Step 5: Solve for x
x = 1,202,032,550,545,707/40,367,073.60 - Step 6: Final answer
x = 29,777,549.95
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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.