Finding the Fourth Proportional to 10,113,494.84, 13,953,315.24 and 6,189,159.95
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Solution
The fourth proportional to 10,113,494.84, 13,953,315.24 and 6,189,159.95 is: 8,539,016.55
Step by Step Solution
- Step 1: Write the proportion equation
10,113,494.84 : 13,953,315.24 = 6,189,159.95 : x - Step 2: Convert to fraction form
10,113,494.84/13,953,315.24 = 6,189,159.95/x - Step 3: Cross multiply
10,113,494.84x = 13,953,315.24 × 6,189,159.95 - Step 4: Simplify right side
10,113,494.84x = 86,359,299,783,366.06 - Step 5: Solve for x
x = 86,359,299,783,366.06/10,113,494.84 - Step 6: Final answer
x = 8,539,016.55
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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.