Finding the Fourth Proportional to 34,534,454.09, 47,657,698.85 and 19,064,665.85
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Solution
The fourth proportional to 34,534,454.09, 47,657,698.85 and 19,064,665.85 is: 26,309,322.90
Step by Step Solution
- Step 1: Write the proportion equation
34,534,454.09 : 47,657,698.85 = 19,064,665.85 : x - Step 2: Convert to fraction form
34,534,454.09/47,657,698.85 = 19,064,665.85/x - Step 3: Cross multiply
34,534,454.09x = 47,657,698.85 × 19,064,665.85 - Step 4: Simplify right side
34,534,454.09x = 908,578,103,564,552.38 - Step 5: Solve for x
x = 908,578,103,564,552.38/34,534,454.09 - Step 6: Final answer
x = 26,309,322.90
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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.