Finding the Fourth Proportional to 39,488,868.26, 59,184,788.84 and 22,180,686.10
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Solution
The fourth proportional to 39,488,868.26, 59,184,788.84 and 22,180,686.10 is: 33,243,779.35
Step by Step Solution
- Step 1: Write the proportion equation
39,488,868.26 : 59,184,788.84 = 22,180,686.10 : x - Step 2: Convert to fraction form
39,488,868.26/59,184,788.84 = 22,180,686.10/x - Step 3: Cross multiply
39,488,868.26x = 59,184,788.84 × 22,180,686.10 - Step 4: Simplify right side
39,488,868.26x = 1,312,759,223,154,823.25 - Step 5: Solve for x
x = 1,312,759,223,154,823.25/39,488,868.26 - Step 6: Final answer
x = 33,243,779.35
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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.