Home / 13,883,619.68-20,838,863.10-6,700,210.28

Finding the Fourth Proportional to 13,883,619.68, 20,838,863.10 and 6,700,210.28

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Solution

The fourth proportional to 13,883,619.68, 20,838,863.10 and 6,700,210.28 is: 10,056,798.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,883,619.68 : 20,838,863.10 = 6,700,210.28 : x
  2. Step 2: Convert to fraction form
    13,883,619.68/20,838,863.10 = 6,700,210.28/x
  3. Step 3: Cross multiply
    13,883,619.68x = 20,838,863.10 × 6,700,210.28
  4. Step 4: Simplify right side
    13,883,619.68x = 139,624,764,766,132.69
  5. Step 5: Solve for x
    x = 139,624,764,766,132.69/13,883,619.68
  6. Step 6: Final answer
    x = 10,056,798.44

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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.