Home / 8,693,917.60-13,028,434.80-6,031,415.20

Finding the Fourth Proportional to 8,693,917.60, 13,028,434.80 and 6,031,415.20

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Solution

The fourth proportional to 8,693,917.60, 13,028,434.80 and 6,031,415.20 is: 9,038,491.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,693,917.60 : 13,028,434.80 = 6,031,415.20 : x
  2. Step 2: Convert to fraction form
    8,693,917.60/13,028,434.80 = 6,031,415.20/x
  3. Step 3: Cross multiply
    8,693,917.60x = 13,028,434.80 × 6,031,415.20
  4. Step 4: Simplify right side
    8,693,917.60x = 78,579,899,684,928.97
  5. Step 5: Solve for x
    x = 78,579,899,684,928.97/8,693,917.60
  6. Step 6: Final answer
    x = 9,038,491.43

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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.