Finding the Fourth Proportional to 23,279,473.15, 32,125,681.80 and 13,495,588.99
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Solution
The fourth proportional to 23,279,473.15, 32,125,681.80 and 13,495,588.99 is: 18,623,917.94
Step by Step Solution
- Step 1: Write the proportion equation
23,279,473.15 : 32,125,681.80 = 13,495,588.99 : x - Step 2: Convert to fraction form
23,279,473.15/32,125,681.80 = 13,495,588.99/x - Step 3: Cross multiply
23,279,473.15x = 32,125,681.80 × 13,495,588.99 - Step 4: Simplify right side
23,279,473.15x = 433,554,997,596,323.38 - Step 5: Solve for x
x = 433,554,997,596,323.38/23,279,473.15 - Step 6: Final answer
x = 18,623,917.94
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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.