Finding the Fourth Proportional to 6,913,258.94, 10,370,386.64 and 2,653,427.17
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Solution
The fourth proportional to 6,913,258.94, 10,370,386.64 and 2,653,427.17 is: 3,980,331.98
Step by Step Solution
- Step 1: Write the proportion equation
6,913,258.94 : 10,370,386.64 = 2,653,427.17 : x - Step 2: Convert to fraction form
6,913,258.94/10,370,386.64 = 2,653,427.17/x - Step 3: Cross multiply
6,913,258.94x = 10,370,386.64 × 2,653,427.17 - Step 4: Simplify right side
6,913,258.94x = 27,517,065,654,688.61 - Step 5: Solve for x
x = 27,517,065,654,688.61/6,913,258.94 - Step 6: Final answer
x = 3,980,331.98
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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.