Home / 65,856,553.92-90,881,973.40-36,087,927.88

Finding the Fourth Proportional to 65,856,553.92, 90,881,973.40 and 36,087,927.88

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Solution

The fourth proportional to 65,856,553.92, 90,881,973.40 and 36,087,927.88 is: 49,801,301.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,856,553.92 : 90,881,973.40 = 36,087,927.88 : x
  2. Step 2: Convert to fraction form
    65,856,553.92/90,881,973.40 = 36,087,927.88/x
  3. Step 3: Cross multiply
    65,856,553.92x = 90,881,973.40 × 36,087,927.88
  4. Step 4: Simplify right side
    65,856,553.92x = 3,279,742,101,651,279
  5. Step 5: Solve for x
    x = 3,279,742,101,651,279/65,856,553.92
  6. Step 6: Final answer
    x = 49,801,301.56

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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.