Home / 7,289,181.60-10,933,772.40-5,872,005.60

Finding the Fourth Proportional to 7,289,181.60, 10,933,772.40 and 5,872,005.60

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Solution

The fourth proportional to 7,289,181.60, 10,933,772.40 and 5,872,005.60 is: 8,808,008.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,289,181.60 : 10,933,772.40 = 5,872,005.60 : x
  2. Step 2: Convert to fraction form
    7,289,181.60/10,933,772.40 = 5,872,005.60/x
  3. Step 3: Cross multiply
    7,289,181.60x = 10,933,772.40 × 5,872,005.60
  4. Step 4: Simplify right side
    7,289,181.60x = 64,203,172,761,925.44
  5. Step 5: Solve for x
    x = 64,203,172,761,925.44/7,289,181.60
  6. Step 6: Final answer
    x = 8,808,008.40

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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.