Home / 9,141,519.84-12,615,216.93-5,011,475.94

Finding the Fourth Proportional to 9,141,519.84, 12,615,216.93 and 5,011,475.94

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Solution

The fourth proportional to 9,141,519.84, 12,615,216.93 and 5,011,475.94 is: 6,915,792.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,141,519.84 : 12,615,216.93 = 5,011,475.94 : x
  2. Step 2: Convert to fraction form
    9,141,519.84/12,615,216.93 = 5,011,475.94/x
  3. Step 3: Cross multiply
    9,141,519.84x = 12,615,216.93 × 5,011,475.94
  4. Step 4: Simplify right side
    9,141,519.84x = 63,220,856,076,400.73
  5. Step 5: Solve for x
    x = 63,220,856,076,400.73/9,141,519.84
  6. Step 6: Final answer
    x = 6,915,792.69

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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.