Finding the Fourth Proportional to 26,656,810.13, 39,985,215.20 and 6,462,052.13
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Solution
The fourth proportional to 26,656,810.13, 39,985,215.20 and 6,462,052.13 is: 9,693,078.19
Step by Step Solution
- Step 1: Write the proportion equation
26,656,810.13 : 39,985,215.20 = 6,462,052.13 : x - Step 2: Convert to fraction form
26,656,810.13/39,985,215.20 = 6,462,052.13/x - Step 3: Cross multiply
26,656,810.13x = 39,985,215.20 × 6,462,052.13 - Step 4: Simplify right side
26,656,810.13x = 258,386,544,819,432.03 - Step 5: Solve for x
x = 258,386,544,819,432.03/26,656,810.13 - Step 6: Final answer
x = 9,693,078.19
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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.