Home / 5,323,563.40-7,985,345.10-4,426,018.60

Finding the Fourth Proportional to 5,323,563.40, 7,985,345.10 and 4,426,018.60

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Solution

The fourth proportional to 5,323,563.40, 7,985,345.10 and 4,426,018.60 is: 6,639,027.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,323,563.40 : 7,985,345.10 = 4,426,018.60 : x
  2. Step 2: Convert to fraction form
    5,323,563.40/7,985,345.10 = 4,426,018.60/x
  3. Step 3: Cross multiply
    5,323,563.40x = 7,985,345.10 × 4,426,018.60
  4. Step 4: Simplify right side
    5,323,563.40x = 35,343,285,940,018.85
  5. Step 5: Solve for x
    x = 35,343,285,940,018.85/5,323,563.40
  6. Step 6: Final answer
    x = 6,639,027.90

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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.