Finding the Fourth Proportional to 9,169,159.24, 12,652,924.10 and 5,496,237.74
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Solution
The fourth proportional to 9,169,159.24, 12,652,924.10 and 5,496,237.74 is: 7,584,498.99
Step by Step Solution
- Step 1: Write the proportion equation
9,169,159.24 : 12,652,924.10 = 5,496,237.74 : x - Step 2: Convert to fraction form
9,169,159.24/12,652,924.10 = 5,496,237.74/x - Step 3: Cross multiply
9,169,159.24x = 12,652,924.10 × 5,496,237.74 - Step 4: Simplify right side
9,169,159.24x = 69,543,478,959,775.53 - Step 5: Solve for x
x = 69,543,478,959,775.53/9,169,159.24 - Step 6: Final answer
x = 7,584,498.99
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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.