Finding the Fourth Proportional to 16,480,952.64, 22,742,075.92 and 9,513,874.74
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Solution
The fourth proportional to 16,480,952.64, 22,742,075.92 and 9,513,874.74 is: 13,128,201.16
Step by Step Solution
- Step 1: Write the proportion equation
16,480,952.64 : 22,742,075.92 = 9,513,874.74 : x - Step 2: Convert to fraction form
16,480,952.64/22,742,075.92 = 9,513,874.74/x - Step 3: Cross multiply
16,480,952.64x = 22,742,075.92 × 9,513,874.74 - Step 4: Simplify right side
16,480,952.64x = 216,365,261,630,450.28 - Step 5: Solve for x
x = 216,365,261,630,450.28/16,480,952.64 - Step 6: Final answer
x = 13,128,201.16
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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.