Home / 11,973,875.40-17,963,145.90-4,784,185.80

Finding the Fourth Proportional to 11,973,875.40, 17,963,145.90 and 4,784,185.80

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Solution

The fourth proportional to 11,973,875.40, 17,963,145.90 and 4,784,185.80 is: 7,177,210.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,973,875.40 : 17,963,145.90 = 4,784,185.80 : x
  2. Step 2: Convert to fraction form
    11,973,875.40/17,963,145.90 = 4,784,185.80/x
  3. Step 3: Cross multiply
    11,973,875.40x = 17,963,145.90 × 4,784,185.80
  4. Step 4: Simplify right side
    11,973,875.40x = 85,939,027,538,108.20
  5. Step 5: Solve for x
    x = 85,939,027,538,108.20/11,973,875.40
  6. Step 6: Final answer
    x = 7,177,210.77

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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.