Home / 7,485,364.80-11,228,047.20-2,698,459.20

Finding the Fourth Proportional to 7,485,364.80, 11,228,047.20 and 2,698,459.20

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Solution

The fourth proportional to 7,485,364.80, 11,228,047.20 and 2,698,459.20 is: 4,047,688.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,485,364.80 : 11,228,047.20 = 2,698,459.20 : x
  2. Step 2: Convert to fraction form
    7,485,364.80/11,228,047.20 = 2,698,459.20/x
  3. Step 3: Cross multiply
    7,485,364.80x = 11,228,047.20 × 2,698,459.20
  4. Step 4: Simplify right side
    7,485,364.80x = 30,298,427,264,874.24
  5. Step 5: Solve for x
    x = 30,298,427,264,874.24/7,485,364.80
  6. Step 6: Final answer
    x = 4,047,688.80

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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.