Home / 12,567,488.24-18,849,820.65-3,470,879.02

Finding the Fourth Proportional to 12,567,488.24, 18,849,820.65 and 3,470,879.02

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Solution

The fourth proportional to 12,567,488.24, 18,849,820.65 and 3,470,879.02 is: 5,205,928.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,567,488.24 : 18,849,820.65 = 3,470,879.02 : x
  2. Step 2: Convert to fraction form
    12,567,488.24/18,849,820.65 = 3,470,879.02/x
  3. Step 3: Cross multiply
    12,567,488.24x = 18,849,820.65 × 3,470,879.02
  4. Step 4: Simplify right side
    12,567,488.24x = 65,425,447,024,847.76
  5. Step 5: Solve for x
    x = 65,425,447,024,847.76/12,567,488.24
  6. Step 6: Final answer
    x = 5,205,928.65

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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.