Finding the Fourth Proportional to 53,460,238.21, 73,775,159.42 and 29,013,952.21
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Solution
The fourth proportional to 53,460,238.21, 73,775,159.42 and 29,013,952.21 is: 40,039,270.71
Step by Step Solution
- Step 1: Write the proportion equation
53,460,238.21 : 73,775,159.42 = 29,013,952.21 : x - Step 2: Convert to fraction form
53,460,238.21/73,775,159.42 = 29,013,952.21/x - Step 3: Cross multiply
53,460,238.21x = 73,775,159.42 × 29,013,952.21 - Step 4: Simplify right side
53,460,238.21x = 2,140,508,949,697,011.50 - Step 5: Solve for x
x = 2,140,508,949,697,011.50/53,460,238.21 - Step 6: Final answer
x = 40,039,270.71
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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.