Finding the Fourth Proportional to 19,014,930.10, 26,241,197.55 and 10,754,830.75
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Solution
The fourth proportional to 19,014,930.10, 26,241,197.55 and 10,754,830.75 is: 14,842,002.41
Step by Step Solution
- Step 1: Write the proportion equation
19,014,930.10 : 26,241,197.55 = 10,754,830.75 : x - Step 2: Convert to fraction form
19,014,930.10/26,241,197.55 = 10,754,830.75/x - Step 3: Cross multiply
19,014,930.10x = 26,241,197.55 × 10,754,830.75 - Step 4: Simplify right side
19,014,930.10x = 282,219,638,327,564.69 - Step 5: Solve for x
x = 282,219,638,327,564.69/19,014,930.10 - Step 6: Final answer
x = 14,842,002.41
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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.