Home / 9,251,903.79-12,768,963.39-5,330,909.23

Finding the Fourth Proportional to 9,251,903.79, 12,768,963.39 and 5,330,909.23

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Solution

The fourth proportional to 9,251,903.79, 12,768,963.39 and 5,330,909.23 is: 7,357,424.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,251,903.79 : 12,768,963.39 = 5,330,909.23 : x
  2. Step 2: Convert to fraction form
    9,251,903.79/12,768,963.39 = 5,330,909.23/x
  3. Step 3: Cross multiply
    9,251,903.79x = 12,768,963.39 × 5,330,909.23
  4. Step 4: Simplify right side
    9,251,903.79x = 68,070,184,761,360.69
  5. Step 5: Solve for x
    x = 68,070,184,761,360.69/9,251,903.79
  6. Step 6: Final answer
    x = 7,357,424.62

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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.