Home / 18,155,457.80-27,233,186.70-6,794,430.20

Finding the Fourth Proportional to 18,155,457.80, 27,233,186.70 and 6,794,430.20

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Solution

The fourth proportional to 18,155,457.80, 27,233,186.70 and 6,794,430.20 is: 10,191,645.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,155,457.80 : 27,233,186.70 = 6,794,430.20 : x
  2. Step 2: Convert to fraction form
    18,155,457.80/27,233,186.70 = 6,794,430.20/x
  3. Step 3: Cross multiply
    18,155,457.80x = 27,233,186.70 × 6,794,430.20
  4. Step 4: Simplify right side
    18,155,457.80x = 185,033,986,156,718.34
  5. Step 5: Solve for x
    x = 185,033,986,156,718.34/18,155,457.80
  6. Step 6: Final answer
    x = 10,191,645.30

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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.