Home / 8,470,228.88-12,698,200.02-3,674,305.28

Finding the Fourth Proportional to 8,470,228.88, 12,698,200.02 and 3,674,305.28

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Solution

The fourth proportional to 8,470,228.88, 12,698,200.02 and 3,674,305.28 is: 5,508,359.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,470,228.88 : 12,698,200.02 = 3,674,305.28 : x
  2. Step 2: Convert to fraction form
    8,470,228.88/12,698,200.02 = 3,674,305.28/x
  3. Step 3: Cross multiply
    8,470,228.88x = 12,698,200.02 × 3,674,305.28
  4. Step 4: Simplify right side
    8,470,228.88x = 46,657,063,379,982.10
  5. Step 5: Solve for x
    x = 46,657,063,379,982.10/8,470,228.88
  6. Step 6: Final answer
    x = 5,508,359.22

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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.