Finding the Fourth Proportional to 93,641,132.60, 129,223,810.99 and 51,825,279.09
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Solution
The fourth proportional to 93,641,132.60, 129,223,810.99 and 51,825,279.09 is: 71,518,358.27
Step by Step Solution
- Step 1: Write the proportion equation
93,641,132.60 : 129,223,810.99 = 51,825,279.09 : x - Step 2: Convert to fraction form
93,641,132.60/129,223,810.99 = 51,825,279.09/x - Step 3: Cross multiply
93,641,132.60x = 129,223,810.99 × 51,825,279.09 - Step 4: Simplify right side
93,641,132.60x = 6,697,060,070,179,530 - Step 5: Solve for x
x = 6,697,060,070,179,530/93,641,132.60 - Step 6: Final answer
x = 71,518,358.27
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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.