Finding the Fourth Proportional to 35,054,970.84, 48,374,966.88 and 19,585,171.80
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Solution
The fourth proportional to 35,054,970.84, 48,374,966.88 and 19,585,171.80 is: 27,027,038.23
Step by Step Solution
- Step 1: Write the proportion equation
35,054,970.84 : 48,374,966.88 = 19,585,171.80 : x - Step 2: Convert to fraction form
35,054,970.84/48,374,966.88 = 19,585,171.80/x - Step 3: Cross multiply
35,054,970.84x = 48,374,966.88 × 19,585,171.80 - Step 4: Simplify right side
35,054,970.84x = 947,432,037,164,110.12 - Step 5: Solve for x
x = 947,432,037,164,110.12/35,054,970.84 - Step 6: Final answer
x = 27,027,038.23
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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.