Finding the Fourth Proportional to 9,141,276.24, 12,614,878.98 and 5,011,543.08
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Solution
The fourth proportional to 9,141,276.24, 12,614,878.98 and 5,011,543.08 is: 6,915,884.37
Step by Step Solution
- Step 1: Write the proportion equation
9,141,276.24 : 12,614,878.98 = 5,011,543.08 : x - Step 2: Convert to fraction form
9,141,276.24/12,614,878.98 = 5,011,543.08/x - Step 3: Cross multiply
9,141,276.24x = 12,614,878.98 × 5,011,543.08 - Step 4: Simplify right side
9,141,276.24x = 63,220,009,457,256.46 - Step 5: Solve for x
x = 63,220,009,457,256.46/9,141,276.24 - Step 6: Final answer
x = 6,915,884.37
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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.