Finding the Fourth Proportional to 91,808,766.84, 126,686,466.12 and 52,103,653.59
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Solution
The fourth proportional to 91,808,766.84, 126,686,466.12 and 52,103,653.59 is: 71,897,575.50
Step by Step Solution
- Step 1: Write the proportion equation
91,808,766.84 : 126,686,466.12 = 52,103,653.59 : x - Step 2: Convert to fraction form
91,808,766.84/126,686,466.12 = 52,103,653.59/x - Step 3: Cross multiply
91,808,766.84x = 126,686,466.12 × 52,103,653.59 - Step 4: Simplify right side
91,808,766.84x = 6,600,827,745,257,752 - Step 5: Solve for x
x = 6,600,827,745,257,752/91,808,766.84 - Step 6: Final answer
x = 71,897,575.50
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.