Finding the Fourth Proportional to 8,905,276.04, 12,289,304.60 and 4,830,895.04
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Solution
The fourth proportional to 8,905,276.04, 12,289,304.60 and 4,830,895.04 is: 6,666,647.99
Step by Step Solution
- Step 1: Write the proportion equation
8,905,276.04 : 12,289,304.60 = 4,830,895.04 : x - Step 2: Convert to fraction form
8,905,276.04/12,289,304.60 = 4,830,895.04/x - Step 3: Cross multiply
8,905,276.04x = 12,289,304.60 × 4,830,895.04 - Step 4: Simplify right side
8,905,276.04x = 59,368,340,637,189.18 - Step 5: Solve for x
x = 59,368,340,637,189.18/8,905,276.04 - Step 6: Final answer
x = 6,666,647.99
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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.