Home / 7,254,345.20-10,872,186.60-4,411,439.60

Finding the Fourth Proportional to 7,254,345.20, 10,872,186.60 and 4,411,439.60

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Solution

The fourth proportional to 7,254,345.20, 10,872,186.60 and 4,411,439.60 is: 6,611,485.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,254,345.20 : 10,872,186.60 = 4,411,439.60 : x
  2. Step 2: Convert to fraction form
    7,254,345.20/10,872,186.60 = 4,411,439.60/x
  3. Step 3: Cross multiply
    7,254,345.20x = 10,872,186.60 × 4,411,439.60
  4. Step 4: Simplify right side
    7,254,345.20x = 47,961,994,505,829.35
  5. Step 5: Solve for x
    x = 47,961,994,505,829.35/7,254,345.20
  6. Step 6: Final answer
    x = 6,611,485.00

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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.