Finding the Fourth Proportional to 51,303,966.17, 70,798,118.24 and 29,277,070.79
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Solution
The fourth proportional to 51,303,966.17, 70,798,118.24 and 29,277,070.79 is: 40,401,584.40
Step by Step Solution
- Step 1: Write the proportion equation
51,303,966.17 : 70,798,118.24 = 29,277,070.79 : x - Step 2: Convert to fraction form
51,303,966.17/70,798,118.24 = 29,277,070.79/x - Step 3: Cross multiply
51,303,966.17x = 70,798,118.24 × 29,277,070.79 - Step 4: Simplify right side
51,303,966.17x = 2,072,761,519,230,472.50 - Step 5: Solve for x
x = 2,072,761,519,230,472.50/51,303,966.17 - Step 6: Final answer
x = 40,401,584.40
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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.