Home / 18,144,047.80-27,216,071.70-16,758,364.60

Finding the Fourth Proportional to 18,144,047.80, 27,216,071.70 and 16,758,364.60

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Solution

The fourth proportional to 18,144,047.80, 27,216,071.70 and 16,758,364.60 is: 25,137,546.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,144,047.80 : 27,216,071.70 = 16,758,364.60 : x
  2. Step 2: Convert to fraction form
    18,144,047.80/27,216,071.70 = 16,758,364.60/x
  3. Step 3: Cross multiply
    18,144,047.80x = 27,216,071.70 × 16,758,364.60
  4. Step 4: Simplify right side
    18,144,047.80x = 456,096,852,528,341.81
  5. Step 5: Solve for x
    x = 456,096,852,528,341.81/18,144,047.80
  6. Step 6: Final answer
    x = 25,137,546.90

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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.