Finding the Fourth Proportional to 26,578,412.40, 39,911,855.40 and 14,619,730.80
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Solution
The fourth proportional to 26,578,412.40, 39,911,855.40 and 14,619,730.80 is: 21,953,929.11
Step by Step Solution
- Step 1: Write the proportion equation
26,578,412.40 : 39,911,855.40 = 14,619,730.80 : x - Step 2: Convert to fraction form
26,578,412.40/39,911,855.40 = 14,619,730.80/x - Step 3: Cross multiply
26,578,412.40x = 39,911,855.40 × 14,619,730.80 - Step 4: Simplify right side
26,578,412.40x = 583,500,581,676,526.38 - Step 5: Solve for x
x = 583,500,581,676,526.38/26,578,412.40 - Step 6: Final answer
x = 21,953,929.11
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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.