Finding the Fourth Proportional to 9,705,639.28, 14,546,652.36 and 6,866,569.84
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Solution
The fourth proportional to 9,705,639.28, 14,546,652.36 and 6,866,569.84 is: 10,291,501.83
Step by Step Solution
- Step 1: Write the proportion equation
9,705,639.28 : 14,546,652.36 = 6,866,569.84 : x - Step 2: Convert to fraction form
9,705,639.28/14,546,652.36 = 6,866,569.84/x - Step 3: Cross multiply
9,705,639.28x = 14,546,652.36 × 6,866,569.84 - Step 4: Simplify right side
9,705,639.28x = 99,885,604,368,140.81 - Step 5: Solve for x
x = 99,885,604,368,140.81/9,705,639.28 - Step 6: Final answer
x = 10,291,501.83
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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.