Home / 28,739,217.60-43,108,826.40-18,535,550.40

Finding the Fourth Proportional to 28,739,217.60, 43,108,826.40 and 18,535,550.40

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Solution

The fourth proportional to 28,739,217.60, 43,108,826.40 and 18,535,550.40 is: 27,803,325.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,739,217.60 : 43,108,826.40 = 18,535,550.40 : x
  2. Step 2: Convert to fraction form
    28,739,217.60/43,108,826.40 = 18,535,550.40/x
  3. Step 3: Cross multiply
    28,739,217.60x = 43,108,826.40 × 18,535,550.40
  4. Step 4: Simplify right side
    28,739,217.60x = 799,045,824,422,050.50
  5. Step 5: Solve for x
    x = 799,045,824,422,050.50/28,739,217.60
  6. Step 6: Final answer
    x = 27,803,325.60

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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.