Home / 7,762,009.59-11,630,142.99-4,720,174.20

Finding the Fourth Proportional to 7,762,009.59, 11,630,142.99 and 4,720,174.20

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Solution

The fourth proportional to 7,762,009.59, 11,630,142.99 and 4,720,174.20 is: 7,072,434.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,762,009.59 : 11,630,142.99 = 4,720,174.20 : x
  2. Step 2: Convert to fraction form
    7,762,009.59/11,630,142.99 = 4,720,174.20/x
  3. Step 3: Cross multiply
    7,762,009.59x = 11,630,142.99 × 4,720,174.20
  4. Step 4: Simplify right side
    7,762,009.59x = 54,896,300,883,708.86
  5. Step 5: Solve for x
    x = 54,896,300,883,708.86/7,762,009.59
  6. Step 6: Final answer
    x = 7,072,434.05

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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.