Finding the Fourth Proportional to 26,643,271.09, 36,768,605.66 and 16,328,002.09
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Solution
The fourth proportional to 26,643,271.09, 36,768,605.66 and 16,328,002.09 is: 22,533,189.26
Step by Step Solution
- Step 1: Write the proportion equation
26,643,271.09 : 36,768,605.66 = 16,328,002.09 : x - Step 2: Convert to fraction form
26,643,271.09/36,768,605.66 = 16,328,002.09/x - Step 3: Cross multiply
26,643,271.09x = 36,768,605.66 × 16,328,002.09 - Step 4: Simplify right side
26,643,271.09x = 600,357,869,981,225.88 - Step 5: Solve for x
x = 600,357,869,981,225.88/26,643,271.09 - Step 6: Final answer
x = 22,533,189.26
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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.