Finding the Fourth Proportional to 19,334,334.57, 26,673,830.19 and 11,069,980.07
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Solution
The fourth proportional to 19,334,334.57, 26,673,830.19 and 11,069,980.07 is: 15,272,248.83
Step by Step Solution
- Step 1: Write the proportion equation
19,334,334.57 : 26,673,830.19 = 11,069,980.07 : x - Step 2: Convert to fraction form
19,334,334.57/26,673,830.19 = 11,069,980.07/x - Step 3: Cross multiply
19,334,334.57x = 26,673,830.19 × 11,069,980.07 - Step 4: Simplify right side
19,334,334.57x = 295,278,768,460,495.19 - Step 5: Solve for x
x = 295,278,768,460,495.19/19,334,334.57 - Step 6: Final answer
x = 15,272,248.83
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1.5x scale
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.