Home / 13,122,406.95-19,686,720.83-6,733,645.35

Finding the Fourth Proportional to 13,122,406.95, 19,686,720.83 and 6,733,645.35

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Solution

The fourth proportional to 13,122,406.95, 19,686,720.83 and 6,733,645.35 is: 10,102,064.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,122,406.95 : 19,686,720.83 = 6,733,645.35 : x
  2. Step 2: Convert to fraction form
    13,122,406.95/19,686,720.83 = 6,733,645.35/x
  3. Step 3: Cross multiply
    13,122,406.95x = 19,686,720.83 × 6,733,645.35
  4. Step 4: Simplify right side
    13,122,406.95x = 132,563,396,140,009.41
  5. Step 5: Solve for x
    x = 132,563,396,140,009.41/13,122,406.95
  6. Step 6: Final answer
    x = 10,102,064.10

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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.