Finding the Fourth Proportional to 14,862,488.04, 20,508,593.58 and 8,334,774.18
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Solution
The fourth proportional to 14,862,488.04, 20,508,593.58 and 8,334,774.18 is: 11,501,068.72
Step by Step Solution
- Step 1: Write the proportion equation
14,862,488.04 : 20,508,593.58 = 8,334,774.18 : x - Step 2: Convert to fraction form
14,862,488.04/20,508,593.58 = 8,334,774.18/x - Step 3: Cross multiply
14,862,488.04x = 20,508,593.58 × 8,334,774.18 - Step 4: Simplify right side
14,862,488.04x = 170,934,496,238,697.75 - Step 5: Solve for x
x = 170,934,496,238,697.75/14,862,488.04 - Step 6: Final answer
x = 11,501,068.72
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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.