Home / 56,032,001.28-77,324,215.68-30,277,889.28

Finding the Fourth Proportional to 56,032,001.28, 77,324,215.68 and 30,277,889.28

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Solution

The fourth proportional to 56,032,001.28, 77,324,215.68 and 30,277,889.28 is: 41,783,516.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,032,001.28 : 77,324,215.68 = 30,277,889.28 : x
  2. Step 2: Convert to fraction form
    56,032,001.28/77,324,215.68 = 30,277,889.28/x
  3. Step 3: Cross multiply
    56,032,001.28x = 77,324,215.68 × 30,277,889.28
  4. Step 4: Simplify right side
    56,032,001.28x = 2,341,214,041,021,880
  5. Step 5: Solve for x
    x = 2,341,214,041,021,880/56,032,001.28
  6. Step 6: Final answer
    x = 41,783,516.34

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.