Finding the Fourth Proportional to 10,366,289.93, 15,549,434.90 and 4,974,022.73
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Solution
The fourth proportional to 10,366,289.93, 15,549,434.90 and 4,974,022.73 is: 7,461,034.09
Step by Step Solution
- Step 1: Write the proportion equation
10,366,289.93 : 15,549,434.90 = 4,974,022.73 : x - Step 2: Convert to fraction form
10,366,289.93/15,549,434.90 = 4,974,022.73/x - Step 3: Cross multiply
10,366,289.93x = 15,549,434.90 × 4,974,022.73 - Step 4: Simplify right side
10,366,289.93x = 77,343,242,528,637.98 - Step 5: Solve for x
x = 77,343,242,528,637.98/10,366,289.93 - Step 6: Final answer
x = 7,461,034.09
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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.