Finding the Fourth Proportional to 43,975,351.76, 65,963,535.48 and 13,270,197.14
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Solution
The fourth proportional to 43,975,351.76, 65,963,535.48 and 13,270,197.14 is: 19,905,448.96
Step by Step Solution
- Step 1: Write the proportion equation
43,975,351.76 : 65,963,535.48 = 13,270,197.14 : x - Step 2: Convert to fraction form
43,975,351.76/65,963,535.48 = 13,270,197.14/x - Step 3: Cross multiply
43,975,351.76x = 65,963,535.48 × 13,270,197.14 - Step 4: Simplify right side
43,975,351.76x = 875,349,119,870,984.50 - Step 5: Solve for x
x = 875,349,119,870,984.50/43,975,351.76 - Step 6: Final answer
x = 19,905,448.96
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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.