Home / 12,249,360.60-18,373,155.15-5,857,896.84

Finding the Fourth Proportional to 12,249,360.60, 18,373,155.15 and 5,857,896.84

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Solution

The fourth proportional to 12,249,360.60, 18,373,155.15 and 5,857,896.84 is: 8,786,421.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,249,360.60 : 18,373,155.15 = 5,857,896.84 : x
  2. Step 2: Convert to fraction form
    12,249,360.60/18,373,155.15 = 5,857,896.84/x
  3. Step 3: Cross multiply
    12,249,360.60x = 18,373,155.15 × 5,857,896.84
  4. Step 4: Simplify right side
    12,249,360.60x = 107,628,047,494,014.72
  5. Step 5: Solve for x
    x = 107,628,047,494,014.72/12,249,360.60
  6. Step 6: Final answer
    x = 8,786,421.68

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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.