Finding the Fourth Proportional to 6,903,386.17, 10,356,574.02 and 2,643,554.59
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Solution
The fourth proportional to 6,903,386.17, 10,356,574.02 and 2,643,554.59 is: 3,965,904.28
Step by Step Solution
- Step 1: Write the proportion equation
6,903,386.17 : 10,356,574.02 = 2,643,554.59 : x - Step 2: Convert to fraction form
6,903,386.17/10,356,574.02 = 2,643,554.59/x - Step 3: Cross multiply
6,903,386.17x = 10,356,574.02 × 2,643,554.59 - Step 4: Simplify right side
6,903,386.17x = 27,378,168,787,245.75 - Step 5: Solve for x
x = 27,378,168,787,245.75/6,903,386.17 - Step 6: Final answer
x = 3,965,904.28
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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.