Finding the Fourth Proportional to 6,742,869.26, 10,114,313.60 and 2,753,781.26
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Solution
The fourth proportional to 6,742,869.26, 10,114,313.60 and 2,753,781.26 is: 4,130,675.86
Step by Step Solution
- Step 1: Write the proportion equation
6,742,869.26 : 10,114,313.60 = 2,753,781.26 : x - Step 2: Convert to fraction form
6,742,869.26/10,114,313.60 = 2,753,781.26/x - Step 3: Cross multiply
6,742,869.26x = 10,114,313.60 × 2,753,781.26 - Step 4: Simplify right side
6,742,869.26x = 27,852,607,249,443.13 - Step 5: Solve for x
x = 27,852,607,249,443.13/6,742,869.26 - Step 6: Final answer
x = 4,130,675.86
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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.