Finding the Fourth Proportional to 34,134,175.69, 51,201,312.81 and 13,939,417.69
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Solution
The fourth proportional to 34,134,175.69, 51,201,312.81 and 13,939,417.69 is: 20,909,146.66
Step by Step Solution
- Step 1: Write the proportion equation
34,134,175.69 : 51,201,312.81 = 13,939,417.69 : x - Step 2: Convert to fraction form
34,134,175.69/51,201,312.81 = 13,939,417.69/x - Step 3: Cross multiply
34,134,175.69x = 51,201,312.81 × 13,939,417.69 - Step 4: Simplify right side
34,134,175.69x = 713,716,485,406,934.38 - Step 5: Solve for x
x = 713,716,485,406,934.38/34,134,175.69 - Step 6: Final answer
x = 20,909,146.66
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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.