Home / 7,890,745.52-10,896,749.38-7,460,862.65

Finding the Fourth Proportional to 7,890,745.52, 10,896,749.38 and 7,460,862.65

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Solution

The fourth proportional to 7,890,745.52, 10,896,749.38 and 7,460,862.65 is: 10,303,101.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,890,745.52 : 10,896,749.38 = 7,460,862.65 : x
  2. Step 2: Convert to fraction form
    7,890,745.52/10,896,749.38 = 7,460,862.65/x
  3. Step 3: Cross multiply
    7,890,745.52x = 10,896,749.38 × 7,460,862.65
  4. Step 4: Simplify right side
    7,890,745.52x = 81,299,150,455,652.67
  5. Step 5: Solve for x
    x = 81,299,150,455,652.67/7,890,745.52
  6. Step 6: Final answer
    x = 10,303,101.30

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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.