Finding the Fourth Proportional to 6,101,106.90, 8,403,365.07 and 4,547,389.34
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Solution
The fourth proportional to 6,101,106.90, 8,403,365.07 and 4,547,389.34 is: 6,263,350.79
Step by Step Solution
- Step 1: Write the proportion equation
6,101,106.90 : 8,403,365.07 = 4,547,389.34 : x - Step 2: Convert to fraction form
6,101,106.90/8,403,365.07 = 4,547,389.34/x - Step 3: Cross multiply
6,101,106.90x = 8,403,365.07 × 4,547,389.34 - Step 4: Simplify right side
6,101,106.90x = 38,213,372,697,429.53 - Step 5: Solve for x
x = 38,213,372,697,429.53/6,101,106.90 - Step 6: Final answer
x = 6,263,350.79
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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.