Finding the Fourth Proportional to 10,963,807.68, 16,461,878.62 and 6,115,586.64
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Solution
The fourth proportional to 10,963,807.68, 16,461,878.62 and 6,115,586.64 is: 9,182,397.94
Step by Step Solution
- Step 1: Write the proportion equation
10,963,807.68 : 16,461,878.62 = 6,115,586.64 : x - Step 2: Convert to fraction form
10,963,807.68/16,461,878.62 = 6,115,586.64/x - Step 3: Cross multiply
10,963,807.68x = 16,461,878.62 × 6,115,586.64 - Step 4: Simplify right side
10,963,807.68x = 100,674,045,031,116.45 - Step 5: Solve for x
x = 100,674,045,031,116.45/10,963,807.68 - Step 6: Final answer
x = 9,182,397.94
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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.