Home / 8,570,967.21-11,828,078.46-4,703,848.20

Finding the Fourth Proportional to 8,570,967.21, 11,828,078.46 and 4,703,848.20

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Solution

The fourth proportional to 8,570,967.21, 11,828,078.46 and 4,703,848.20 is: 6,491,389.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,570,967.21 : 11,828,078.46 = 4,703,848.20 : x
  2. Step 2: Convert to fraction form
    8,570,967.21/11,828,078.46 = 4,703,848.20/x
  3. Step 3: Cross multiply
    8,570,967.21x = 11,828,078.46 × 4,703,848.20
  4. Step 4: Simplify right side
    8,570,967.21x = 55,637,485,573,529.78
  5. Step 5: Solve for x
    x = 55,637,485,573,529.78/8,570,967.21
  6. Step 6: Final answer
    x = 6,491,389.39

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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.