Finding the Fourth Proportional to 6,570,070.97, 9,855,130.70 and 2,021,088.26
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Solution
The fourth proportional to 6,570,070.97, 9,855,130.70 and 2,021,088.26 is: 3,031,639.84
Step by Step Solution
- Step 1: Write the proportion equation
6,570,070.97 : 9,855,130.70 = 2,021,088.26 : x - Step 2: Convert to fraction form
6,570,070.97/9,855,130.70 = 2,021,088.26/x - Step 3: Cross multiply
6,570,070.97x = 9,855,130.70 × 2,021,088.26 - Step 4: Simplify right side
6,570,070.97x = 19,918,088,914,312.65 - Step 5: Solve for x
x = 19,918,088,914,312.65/6,570,070.97 - Step 6: Final answer
x = 3,031,639.84
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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.