Finding the Fourth Proportional to 13,208,230.40, 19,814,314.08 and 4,687,853.36
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Solution
The fourth proportional to 13,208,230.40, 19,814,314.08 and 4,687,853.36 is: 7,032,478.69
Step by Step Solution
- Step 1: Write the proportion equation
13,208,230.40 : 19,814,314.08 = 4,687,853.36 : x - Step 2: Convert to fraction form
13,208,230.40/19,814,314.08 = 4,687,853.36/x - Step 3: Cross multiply
13,208,230.40x = 19,814,314.08 × 4,687,853.36 - Step 4: Simplify right side
13,208,230.40x = 92,886,598,836,023.31 - Step 5: Solve for x
x = 92,886,598,836,023.31/13,208,230.40 - Step 6: Final answer
x = 7,032,478.69
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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.