Home / 13,977,237.60-20,966,814-4,751,455.68

Finding the Fourth Proportional to 13,977,237.60, 20,966,814 and 4,751,455.68

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Solution

The fourth proportional to 13,977,237.60, 20,966,814 and 4,751,455.68 is: 7,127,509.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,977,237.60 : 20,966,814 = 4,751,455.68 : x
  2. Step 2: Convert to fraction form
    13,977,237.60/20,966,814 = 4,751,455.68/x
  3. Step 3: Cross multiply
    13,977,237.60x = 20,966,814 × 4,751,455.68
  4. Step 4: Simplify right side
    13,977,237.60x = 99,622,887,471,803.52
  5. Step 5: Solve for x
    x = 99,622,887,471,803.52/13,977,237.60
  6. Step 6: Final answer
    x = 7,127,509.05

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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.