Finding the Fourth Proportional to 19,267,655.06, 26,590,130.63 and 10,566,139.74
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Solution
The fourth proportional to 19,267,655.06, 26,590,130.63 and 10,566,139.74 is: 14,581,693.26
Step by Step Solution
- Step 1: Write the proportion equation
19,267,655.06 : 26,590,130.63 = 10,566,139.74 : x - Step 2: Convert to fraction form
19,267,655.06/26,590,130.63 = 10,566,139.74/x - Step 3: Cross multiply
19,267,655.06x = 26,590,130.63 × 10,566,139.74 - Step 4: Simplify right side
19,267,655.06x = 280,955,035,928,226.56 - Step 5: Solve for x
x = 280,955,035,928,226.56/19,267,655.06 - Step 6: Final answer
x = 14,581,693.26
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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.