Finding the Fourth Proportional to 10,357,750.28, 14,294,546.66 and 5,712,444.08
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Solution
The fourth proportional to 10,357,750.28, 14,294,546.66 and 5,712,444.08 is: 7,883,642.32
Step by Step Solution
- Step 1: Write the proportion equation
10,357,750.28 : 14,294,546.66 = 5,712,444.08 : x - Step 2: Convert to fraction form
10,357,750.28/14,294,546.66 = 5,712,444.08/x - Step 3: Cross multiply
10,357,750.28x = 14,294,546.66 × 5,712,444.08 - Step 4: Simplify right side
10,357,750.28x = 81,656,798,444,200.78 - Step 5: Solve for x
x = 81,656,798,444,200.78/10,357,750.28 - Step 6: Final answer
x = 7,883,642.32
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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.