Home / 7,975,426.40-11,963,139.60-4,149,051.20

Finding the Fourth Proportional to 7,975,426.40, 11,963,139.60 and 4,149,051.20

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Solution

The fourth proportional to 7,975,426.40, 11,963,139.60 and 4,149,051.20 is: 6,223,576.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,975,426.40 : 11,963,139.60 = 4,149,051.20 : x
  2. Step 2: Convert to fraction form
    7,975,426.40/11,963,139.60 = 4,149,051.20/x
  3. Step 3: Cross multiply
    7,975,426.40x = 11,963,139.60 × 4,149,051.20
  4. Step 4: Simplify right side
    7,975,426.40x = 49,635,678,713,147.52
  5. Step 5: Solve for x
    x = 49,635,678,713,147.52/7,975,426.40
  6. Step 6: Final answer
    x = 6,223,576.80

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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.