Finding the Fourth Proportional to 9,142,354.55, 13,713,648.47 and 6,301,703.99
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Solution
The fourth proportional to 9,142,354.55, 13,713,648.47 and 6,301,703.99 is: 9,452,636.39
Step by Step Solution
- Step 1: Write the proportion equation
9,142,354.55 : 13,713,648.47 = 6,301,703.99 : x - Step 2: Convert to fraction form
9,142,354.55/13,713,648.47 = 6,301,703.99/x - Step 3: Cross multiply
9,142,354.55x = 13,713,648.47 × 6,301,703.99 - Step 4: Simplify right side
9,142,354.55x = 86,419,353,280,856.41 - Step 5: Solve for x
x = 86,419,353,280,856.41/9,142,354.55 - Step 6: Final answer
x = 9,452,636.39
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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.