Finding the Fourth Proportional to 7,309,417.93, 10,974,905.16 and 4,077,270.88
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Solution
The fourth proportional to 7,309,417.93, 10,974,905.16 and 4,077,270.88 is: 6,121,918.55
Step by Step Solution
- Step 1: Write the proportion equation
7,309,417.93 : 10,974,905.16 = 4,077,270.88 : x - Step 2: Convert to fraction form
7,309,417.93/10,974,905.16 = 4,077,270.88/x - Step 3: Cross multiply
7,309,417.93x = 10,974,905.16 × 4,077,270.88 - Step 4: Simplify right side
7,309,417.93x = 44,747,661,176,902.71 - Step 5: Solve for x
x = 44,747,661,176,902.71/7,309,417.93 - Step 6: Final answer
x = 6,121,918.55
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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.