Home / 12,801,459.42-19,200,045.06-4,281,767.64

Finding the Fourth Proportional to 12,801,459.42, 19,200,045.06 and 4,281,767.64

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Solution

The fourth proportional to 12,801,459.42, 19,200,045.06 and 4,281,767.64 is: 6,421,934.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,801,459.42 : 19,200,045.06 = 4,281,767.64 : x
  2. Step 2: Convert to fraction form
    12,801,459.42/19,200,045.06 = 4,281,767.64/x
  3. Step 3: Cross multiply
    12,801,459.42x = 19,200,045.06 × 4,281,767.64
  4. Step 4: Simplify right side
    12,801,459.42x = 82,210,131,624,449.84
  5. Step 5: Solve for x
    x = 82,210,131,624,449.84/12,801,459.42
  6. Step 6: Final answer
    x = 6,421,934.32

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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.