Finding the Fourth Proportional to 26,298,284.80, 39,447,427.20 and 14,819,159.20
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Solution
The fourth proportional to 26,298,284.80, 39,447,427.20 and 14,819,159.20 is: 22,228,738.80
Step by Step Solution
- Step 1: Write the proportion equation
26,298,284.80 : 39,447,427.20 = 14,819,159.20 : x - Step 2: Convert to fraction form
26,298,284.80/39,447,427.20 = 14,819,159.20/x - Step 3: Cross multiply
26,298,284.80x = 39,447,427.20 × 14,819,159.20 - Step 4: Simplify right side
26,298,284.80x = 584,577,703,707,210.25 - Step 5: Solve for x
x = 584,577,703,707,210.25/26,298,284.80 - Step 6: Final answer
x = 22,228,738.80
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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.