Finding the Fourth Proportional to 26,656,555.95, 39,986,383.98 and 7,488,807.68
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Solution
The fourth proportional to 26,656,555.95, 39,986,383.98 and 7,488,807.68 is: 11,233,646.99
Step by Step Solution
- Step 1: Write the proportion equation
26,656,555.95 : 39,986,383.98 = 7,488,807.68 : x - Step 2: Convert to fraction form
26,656,555.95/39,986,383.98 = 7,488,807.68/x - Step 3: Cross multiply
26,656,555.95x = 39,986,383.98 × 7,488,807.68 - Step 4: Simplify right side
26,656,555.95x = 299,450,339,444,852.94 - Step 5: Solve for x
x = 299,450,339,444,852.94/26,656,555.95 - Step 6: Final answer
x = 11,233,646.99
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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.