Finding the Fourth Proportional to 9,565,387.47, 14,357,329.56 and 9,046,921.12
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Solution
The fourth proportional to 9,565,387.47, 14,357,329.56 and 9,046,921.12 is: 13,579,128.75
Step by Step Solution
- Step 1: Write the proportion equation
9,565,387.47 : 14,357,329.56 = 9,046,921.12 : x - Step 2: Convert to fraction form
9,565,387.47/14,357,329.56 = 9,046,921.12/x - Step 3: Cross multiply
9,565,387.47x = 14,357,329.56 × 9,046,921.12 - Step 4: Simplify right side
9,565,387.47x = 129,889,627,987,270.98 - Step 5: Solve for x
x = 129,889,627,987,270.98/9,565,387.47 - Step 6: Final answer
x = 13,579,128.75
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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.