Home / 8,571,030.21-11,828,165.40-4,703,911.20

Finding the Fourth Proportional to 8,571,030.21, 11,828,165.40 and 4,703,911.20

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Solution

The fourth proportional to 8,571,030.21, 11,828,165.40 and 4,703,911.20 is: 6,491,476.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,571,030.21 : 11,828,165.40 = 4,703,911.20 : x
  2. Step 2: Convert to fraction form
    8,571,030.21/11,828,165.40 = 4,703,911.20/x
  3. Step 3: Cross multiply
    8,571,030.21x = 11,828,165.40 × 4,703,911.20
  4. Step 4: Simplify right side
    8,571,030.21x = 55,638,639,700,512.48
  5. Step 5: Solve for x
    x = 55,638,639,700,512.48/8,571,030.21
  6. Step 6: Final answer
    x = 6,491,476.33

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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.