Finding the Fourth Proportional to 9,448,258.38, 13,031,878.23 and 6,306,937.98
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Solution
The fourth proportional to 9,448,258.38, 13,031,878.23 and 6,306,937.98 is: 8,699,089.76
Step by Step Solution
- Step 1: Write the proportion equation
9,448,258.38 : 13,031,878.23 = 6,306,937.98 : x - Step 2: Convert to fraction form
9,448,258.38/13,031,878.23 = 6,306,937.98/x - Step 3: Cross multiply
9,448,258.38x = 13,031,878.23 × 6,306,937.98 - Step 4: Simplify right side
9,448,258.38x = 82,191,247,759,522.19 - Step 5: Solve for x
x = 82,191,247,759,522.19/9,448,258.38 - Step 6: Final answer
x = 8,699,089.76
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1.5x scale
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.