Home / 6,630,332.40-9,144,399.96-3,911,454

Finding the Fourth Proportional to 6,630,332.40, 9,144,399.96 and 3,911,454

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Solution

The fourth proportional to 6,630,332.40, 9,144,399.96 and 3,911,454 is: 5,394,586.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,630,332.40 : 9,144,399.96 = 3,911,454 : x
  2. Step 2: Convert to fraction form
    6,630,332.40/9,144,399.96 = 3,911,454/x
  3. Step 3: Cross multiply
    6,630,332.40x = 9,144,399.96 × 3,911,454
  4. Step 4: Simplify right side
    6,630,332.40x = 35,767,899,801,141.84
  5. Step 5: Solve for x
    x = 35,767,899,801,141.84/6,630,332.40
  6. Step 6: Final answer
    x = 5,394,586.22

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.