Finding the Fourth Proportional to 93,679,103.60, 129,274,386.36 and 51,865,032.68
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Solution
The fourth proportional to 93,679,103.60, 129,274,386.36 and 51,865,032.68 is: 71,572,207.84
Step by Step Solution
- Step 1: Write the proportion equation
93,679,103.60 : 129,274,386.36 = 51,865,032.68 : x - Step 2: Convert to fraction form
93,679,103.60/129,274,386.36 = 51,865,032.68/x - Step 3: Cross multiply
93,679,103.60x = 129,274,386.36 × 51,865,032.68 - Step 4: Simplify right side
93,679,103.60x = 6,704,820,273,248,346 - Step 5: Solve for x
x = 6,704,820,273,248,346/93,679,103.60 - Step 6: Final answer
x = 71,572,207.84
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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.