Finding the Fourth Proportional to 5,681,165.04, 7,837,509.98 and 3,387,997.13
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Solution
The fourth proportional to 5,681,165.04, 7,837,509.98 and 3,387,997.13 is: 4,673,946.47
Step by Step Solution
- Step 1: Write the proportion equation
5,681,165.04 : 7,837,509.98 = 3,387,997.13 : x - Step 2: Convert to fraction form
5,681,165.04/7,837,509.98 = 3,387,997.13/x - Step 3: Cross multiply
5,681,165.04x = 7,837,509.98 × 3,387,997.13 - Step 4: Simplify right side
5,681,165.04x = 26,553,461,287,868.80 - Step 5: Solve for x
x = 26,553,461,287,868.80/5,681,165.04 - Step 6: Final answer
x = 4,673,946.47
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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.