Finding the Fourth Proportional to 9,927,373.40, 14,875,313.70 and 6,557,643.80
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Solution
The fourth proportional to 9,927,373.40, 14,875,313.70 and 6,557,643.80 is: 9,826,064.23
Step by Step Solution
- Step 1: Write the proportion equation
9,927,373.40 : 14,875,313.70 = 6,557,643.80 : x - Step 2: Convert to fraction form
9,927,373.40/14,875,313.70 = 6,557,643.80/x - Step 3: Cross multiply
9,927,373.40x = 14,875,313.70 × 6,557,643.80 - Step 4: Simplify right side
9,927,373.40x = 97,547,008,657,860.05 - Step 5: Solve for x
x = 97,547,008,657,860.05/9,927,373.40 - Step 6: Final answer
x = 9,826,064.23
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.