Finding the Fourth Proportional to 10,646,887.13, 15,963,934.06 and 4,162,239.05
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Solution
The fourth proportional to 10,646,887.13, 15,963,934.06 and 4,162,239.05 is: 6,240,857.92
Step by Step Solution
- Step 1: Write the proportion equation
10,646,887.13 : 15,963,934.06 = 4,162,239.05 : x - Step 2: Convert to fraction form
10,646,887.13/15,963,934.06 = 4,162,239.05/x - Step 3: Cross multiply
10,646,887.13x = 15,963,934.06 × 4,162,239.05 - Step 4: Simplify right side
10,646,887.13x = 66,445,709,795,271.75 - Step 5: Solve for x
x = 66,445,709,795,271.75/10,646,887.13 - Step 6: Final answer
x = 6,240,857.92
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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.