Finding the Fourth Proportional to 16,480,346.62, 22,742,927.33 and 9,138,696.98
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Solution
The fourth proportional to 16,480,346.62, 22,742,927.33 and 9,138,696.98 is: 12,611,429.00
Step by Step Solution
- Step 1: Write the proportion equation
16,480,346.62 : 22,742,927.33 = 9,138,696.98 : x - Step 2: Convert to fraction form
16,480,346.62/22,742,927.33 = 9,138,696.98/x - Step 3: Cross multiply
16,480,346.62x = 22,742,927.33 × 9,138,696.98 - Step 4: Simplify right side
16,480,346.62x = 207,840,721,307,030.47 - Step 5: Solve for x
x = 207,840,721,307,030.47/16,480,346.62 - Step 6: Final answer
x = 12,611,429.00
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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.