Home / 19,074,471.40-28,613,456.70-6,295,004.20

Finding the Fourth Proportional to 19,074,471.40, 28,613,456.70 and 6,295,004.20

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Solution

The fourth proportional to 19,074,471.40, 28,613,456.70 and 6,295,004.20 is: 9,443,083.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,074,471.40 : 28,613,456.70 = 6,295,004.20 : x
  2. Step 2: Convert to fraction form
    19,074,471.40/28,613,456.70 = 6,295,004.20/x
  3. Step 3: Cross multiply
    19,074,471.40x = 28,613,456.70 × 6,295,004.20
  4. Step 4: Simplify right side
    19,074,471.40x = 180,121,830,103,018.16
  5. Step 5: Solve for x
    x = 180,121,830,103,018.16/19,074,471.40
  6. Step 6: Final answer
    x = 9,443,083.71

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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.