Finding the Fourth Proportional to 26,619,681.12, 36,735,184.44 and 14,396,538.12
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Solution
The fourth proportional to 26,619,681.12, 36,735,184.44 and 14,396,538.12 is: 19,867,235.85
Step by Step Solution
- Step 1: Write the proportion equation
26,619,681.12 : 36,735,184.44 = 14,396,538.12 : x - Step 2: Convert to fraction form
26,619,681.12/36,735,184.44 = 14,396,538.12/x - Step 3: Cross multiply
26,619,681.12x = 36,735,184.44 × 14,396,538.12 - Step 4: Simplify right side
26,619,681.12x = 528,859,483,135,690.81 - Step 5: Solve for x
x = 528,859,483,135,690.81/26,619,681.12 - Step 6: Final answer
x = 19,867,235.85
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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.