Finding the Fourth Proportional to 23,575,547.97, 32,534,979.54 and 13,122,145.03
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Solution
The fourth proportional to 23,575,547.97, 32,534,979.54 and 13,122,145.03 is: 18,108,962.75
Step by Step Solution
- Step 1: Write the proportion equation
23,575,547.97 : 32,534,979.54 = 13,122,145.03 : x - Step 2: Convert to fraction form
23,575,547.97/32,534,979.54 = 13,122,145.03/x - Step 3: Cross multiply
23,575,547.97x = 32,534,979.54 × 13,122,145.03 - Step 4: Simplify right side
23,575,547.97x = 426,928,720,071,962.62 - Step 5: Solve for x
x = 426,928,720,071,962.62/23,575,547.97 - Step 6: Final answer
x = 18,108,962.75
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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.