Home / 18,727,473.38-28,091,210.67-5,264,301.38

Finding the Fourth Proportional to 18,727,473.38, 28,091,210.67 and 5,264,301.38

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Solution

The fourth proportional to 18,727,473.38, 28,091,210.67 and 5,264,301.38 is: 7,896,452.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,727,473.38 : 28,091,210.67 = 5,264,301.38 : x
  2. Step 2: Convert to fraction form
    18,727,473.38/28,091,210.67 = 5,264,301.38/x
  3. Step 3: Cross multiply
    18,727,473.38x = 28,091,210.67 × 5,264,301.38
  4. Step 4: Simplify right side
    18,727,473.38x = 147,880,598,955,495.69
  5. Step 5: Solve for x
    x = 147,880,598,955,495.69/18,727,473.38
  6. Step 6: Final answer
    x = 7,896,452.23

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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.