Home / 8,655,698.48-12,984,729.24-3,605,828

Finding the Fourth Proportional to 8,655,698.48, 12,984,729.24 and 3,605,828

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Solution

The fourth proportional to 8,655,698.48, 12,984,729.24 and 3,605,828 is: 5,409,234.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,655,698.48 : 12,984,729.24 = 3,605,828 : x
  2. Step 2: Convert to fraction form
    8,655,698.48/12,984,729.24 = 3,605,828/x
  3. Step 3: Cross multiply
    8,655,698.48x = 12,984,729.24 × 3,605,828
  4. Step 4: Simplify right side
    8,655,698.48x = 46,820,700,266,010.72
  5. Step 5: Solve for x
    x = 46,820,700,266,010.72/8,655,698.48
  6. Step 6: Final answer
    x = 5,409,234.20

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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.