Finding the Fourth Proportional to 84,409,422.03, 126,547,988.85 and 33,329,675.07
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Solution
The fourth proportional to 84,409,422.03, 126,547,988.85 and 33,329,675.07 is: 49,968,395.09
Step by Step Solution
- Step 1: Write the proportion equation
84,409,422.03 : 126,547,988.85 = 33,329,675.07 : x - Step 2: Convert to fraction form
84,409,422.03/126,547,988.85 = 33,329,675.07/x - Step 3: Cross multiply
84,409,422.03x = 126,547,988.85 × 33,329,675.07 - Step 4: Simplify right side
84,409,422.03x = 4,217,803,349,132,483 - Step 5: Solve for x
x = 4,217,803,349,132,483/84,409,422.03 - Step 6: Final answer
x = 49,968,395.09
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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.