Finding the Fourth Proportional to 7,133,744.34, 10,698,368.40 and 2,340,316.62
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Solution
The fourth proportional to 7,133,744.34, 10,698,368.40 and 2,340,316.62 is: 3,509,737.41
Step by Step Solution
- Step 1: Write the proportion equation
7,133,744.34 : 10,698,368.40 = 2,340,316.62 : x - Step 2: Convert to fraction form
7,133,744.34/10,698,368.40 = 2,340,316.62/x - Step 3: Cross multiply
7,133,744.34x = 10,698,368.40 × 2,340,316.62 - Step 4: Simplify right side
7,133,744.34x = 25,037,569,373,402.81 - Step 5: Solve for x
x = 25,037,569,373,402.81/7,133,744.34 - Step 6: Final answer
x = 3,509,737.41
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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.