Home / 65,023,897.92-89,659,427.76-41,470,930.68

Finding the Fourth Proportional to 65,023,897.92, 89,659,427.76 and 41,470,930.68

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Solution

The fourth proportional to 65,023,897.92, 89,659,427.76 and 41,470,930.68 is: 57,182,974.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,023,897.92 : 89,659,427.76 = 41,470,930.68 : x
  2. Step 2: Convert to fraction form
    65,023,897.92/89,659,427.76 = 41,470,930.68/x
  3. Step 3: Cross multiply
    65,023,897.92x = 89,659,427.76 × 41,470,930.68
  4. Step 4: Simplify right side
    65,023,897.92x = 3,718,259,913,443,428
  5. Step 5: Solve for x
    x = 3,718,259,913,443,428/65,023,897.92
  6. Step 6: Final answer
    x = 57,182,974.76

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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.