Finding the Fourth Proportional to 5,195,327.97, 7,169,774.01 and 2,903,488.59
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Solution
The fourth proportional to 5,195,327.97, 7,169,774.01 and 2,903,488.59 is: 4,006,937.99
Step by Step Solution
- Step 1: Write the proportion equation
5,195,327.97 : 7,169,774.01 = 2,903,488.59 : x - Step 2: Convert to fraction form
5,195,327.97/7,169,774.01 = 2,903,488.59/x - Step 3: Cross multiply
5,195,327.97x = 7,169,774.01 × 2,903,488.59 - Step 4: Simplify right side
5,195,327.97x = 20,817,357,030,913.54 - Step 5: Solve for x
x = 20,817,357,030,913.54/5,195,327.97 - Step 6: Final answer
x = 4,006,937.99
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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.