Finding the Fourth Proportional to 12,750,593.13, 17,596,228.32 and 7,243,867.26
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Solution
The fourth proportional to 12,750,593.13, 17,596,228.32 and 7,243,867.26 is: 9,996,769.63
Step by Step Solution
- Step 1: Write the proportion equation
12,750,593.13 : 17,596,228.32 = 7,243,867.26 : x - Step 2: Convert to fraction form
12,750,593.13/17,596,228.32 = 7,243,867.26/x - Step 3: Cross multiply
12,750,593.13x = 17,596,228.32 × 7,243,867.26 - Step 4: Simplify right side
12,750,593.13x = 127,464,742,226,732.80 - Step 5: Solve for x
x = 127,464,742,226,732.80/12,750,593.13 - Step 6: Final answer
x = 9,996,769.63
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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.