Finding the Fourth Proportional to 15,569,420.40, 23,354,075.52 and 4,209,868.08
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Solution
The fourth proportional to 15,569,420.40, 23,354,075.52 and 4,209,868.08 is: 6,314,787.23
Step by Step Solution
- Step 1: Write the proportion equation
15,569,420.40 : 23,354,075.52 = 4,209,868.08 : x - Step 2: Convert to fraction form
15,569,420.40/23,354,075.52 = 4,209,868.08/x - Step 3: Cross multiply
15,569,420.40x = 23,354,075.52 × 4,209,868.08 - Step 4: Simplify right side
15,569,420.40x = 98,317,577,069,557.41 - Step 5: Solve for x
x = 98,317,577,069,557.41/15,569,420.40 - Step 6: Final answer
x = 6,314,787.23
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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.