Home / 19,127,864.81-28,693,520.19-6,174,322.54

Finding the Fourth Proportional to 19,127,864.81, 28,693,520.19 and 6,174,322.54

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Solution

The fourth proportional to 19,127,864.81, 28,693,520.19 and 6,174,322.54 is: 9,262,039.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,127,864.81 : 28,693,520.19 = 6,174,322.54 : x
  2. Step 2: Convert to fraction form
    19,127,864.81/28,693,520.19 = 6,174,322.54/x
  3. Step 3: Cross multiply
    19,127,864.81x = 28,693,520.19 × 6,174,322.54
  4. Step 4: Simplify right side
    19,127,864.81x = 177,163,048,389,328.28
  5. Step 5: Solve for x
    x = 177,163,048,389,328.28/19,127,864.81
  6. Step 6: Final answer
    x = 9,262,039.97

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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.