Home / 82,824,009.60-124,236,014.40-22,245,859.20

Finding the Fourth Proportional to 82,824,009.60, 124,236,014.40 and 22,245,859.20

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Solution

The fourth proportional to 82,824,009.60, 124,236,014.40 and 22,245,859.20 is: 33,368,788.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,824,009.60 : 124,236,014.40 = 22,245,859.20 : x
  2. Step 2: Convert to fraction form
    82,824,009.60/124,236,014.40 = 22,245,859.20/x
  3. Step 3: Cross multiply
    82,824,009.60x = 124,236,014.40 × 22,245,859.20
  4. Step 4: Simplify right side
    82,824,009.60x = 2,763,736,883,911,572.50
  5. Step 5: Solve for x
    x = 2,763,736,883,911,572.50/82,824,009.60
  6. Step 6: Final answer
    x = 33,368,788.80

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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.