Finding the Fourth Proportional to 56,185,287.12, 84,284,683.95 and 19,786,154.92
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Solution
The fourth proportional to 56,185,287.12, 84,284,683.95 and 19,786,154.92 is: 29,681,610.60
Step by Step Solution
- Step 1: Write the proportion equation
56,185,287.12 : 84,284,683.95 = 19,786,154.92 : x - Step 2: Convert to fraction form
56,185,287.12/84,284,683.95 = 19,786,154.92/x - Step 3: Cross multiply
56,185,287.12x = 84,284,683.95 × 19,786,154.92 - Step 4: Simplify right side
56,185,287.12x = 1,667,669,813,881,424 - Step 5: Solve for x
x = 1,667,669,813,881,424/56,185,287.12 - Step 6: Final answer
x = 29,681,610.60
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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.