Home / 7,005,725.72-10,509,031.62-2,961,459.80

Finding the Fourth Proportional to 7,005,725.72, 10,509,031.62 and 2,961,459.80

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Solution

The fourth proportional to 7,005,725.72, 10,509,031.62 and 2,961,459.80 is: 4,442,376.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,005,725.72 : 10,509,031.62 = 2,961,459.80 : x
  2. Step 2: Convert to fraction form
    7,005,725.72/10,509,031.62 = 2,961,459.80/x
  3. Step 3: Cross multiply
    7,005,725.72x = 10,509,031.62 × 2,961,459.80
  4. Step 4: Simplify right side
    7,005,725.72x = 31,122,074,679,558.87
  5. Step 5: Solve for x
    x = 31,122,074,679,558.87/7,005,725.72
  6. Step 6: Final answer
    x = 4,442,376.98

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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.