Finding the Fourth Proportional to 6,787,132.77, 9,357,451.99 and 4,395,949.01
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Solution
The fourth proportional to 6,787,132.77, 9,357,451.99 and 4,395,949.01 is: 6,060,715.65
Step by Step Solution
- Step 1: Write the proportion equation
6,787,132.77 : 9,357,451.99 = 4,395,949.01 : x - Step 2: Convert to fraction form
6,787,132.77/9,357,451.99 = 4,395,949.01/x - Step 3: Cross multiply
6,787,132.77x = 9,357,451.99 × 4,395,949.01 - Step 4: Simplify right side
6,787,132.77x = 41,134,881,788,876.34 - Step 5: Solve for x
x = 41,134,881,788,876.34/6,787,132.77 - Step 6: Final answer
x = 6,060,715.65
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.