Finding the Fourth Proportional to 9,674,101.79, 13,349,860.14 and 5,263,845.58
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Solution
The fourth proportional to 9,674,101.79, 13,349,860.14 and 5,263,845.58 is: 7,263,889.08
Step by Step Solution
- Step 1: Write the proportion equation
9,674,101.79 : 13,349,860.14 = 5,263,845.58 : x - Step 2: Convert to fraction form
9,674,101.79/13,349,860.14 = 5,263,845.58/x - Step 3: Cross multiply
9,674,101.79x = 13,349,860.14 × 5,263,845.58 - Step 4: Simplify right side
9,674,101.79x = 70,271,602,298,374.80 - Step 5: Solve for x
x = 70,271,602,298,374.80/9,674,101.79 - Step 6: Final answer
x = 7,263,889.08
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1.5x scale
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.