Finding the Fourth Proportional to 7,113,937.62, 10,671,201.70 and 2,065,248.12
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Solution
The fourth proportional to 7,113,937.62, 10,671,201.70 and 2,065,248.12 is: 3,097,957.90
Step by Step Solution
- Step 1: Write the proportion equation
7,113,937.62 : 10,671,201.70 = 2,065,248.12 : x - Step 2: Convert to fraction form
7,113,937.62/10,671,201.70 = 2,065,248.12/x - Step 3: Cross multiply
7,113,937.62x = 10,671,201.70 × 2,065,248.12 - Step 4: Simplify right side
7,113,937.62x = 22,038,679,283,919.69 - Step 5: Solve for x
x = 22,038,679,283,919.69/7,113,937.62 - Step 6: Final answer
x = 3,097,957.90
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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.