Finding the Fourth Proportional to 7,709,461.08, 11,564,217.56 and 1,952,191.95
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Solution
The fourth proportional to 7,709,461.08, 11,564,217.56 and 1,952,191.95 is: 2,928,294.49
Step by Step Solution
- Step 1: Write the proportion equation
7,709,461.08 : 11,564,217.56 = 1,952,191.95 : x - Step 2: Convert to fraction form
7,709,461.08/11,564,217.56 = 1,952,191.95/x - Step 3: Cross multiply
7,709,461.08x = 11,564,217.56 × 1,952,191.95 - Step 4: Simplify right side
7,709,461.08x = 22,575,572,428,680.64 - Step 5: Solve for x
x = 22,575,572,428,680.64/7,709,461.08 - Step 6: Final answer
x = 2,928,294.49
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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.