Finding the Fourth Proportional to 28,352,374.24, 42,551,262.42 and 14,709,430.84
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Solution
The fourth proportional to 28,352,374.24, 42,551,262.42 and 14,709,430.84 is: 22,075,923.75
Step by Step Solution
- Step 1: Write the proportion equation
28,352,374.24 : 42,551,262.42 = 14,709,430.84 : x - Step 2: Convert to fraction form
28,352,374.24/42,551,262.42 = 14,709,430.84/x - Step 3: Cross multiply
28,352,374.24x = 42,551,262.42 × 14,709,430.84 - Step 4: Simplify right side
28,352,374.24x = 625,904,851,721,681 - Step 5: Solve for x
x = 625,904,851,721,681/28,352,374.24 - Step 6: Final answer
x = 22,075,923.75
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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.