Home / 28,498,574.60-42,743,714.70-8,301,710.60

Finding the Fourth Proportional to 28,498,574.60, 42,743,714.70 and 8,301,710.60

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Solution

The fourth proportional to 28,498,574.60, 42,743,714.70 and 8,301,710.60 is: 12,451,357.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,498,574.60 : 42,743,714.70 = 8,301,710.60 : x
  2. Step 2: Convert to fraction form
    28,498,574.60/42,743,714.70 = 8,301,710.60/x
  3. Step 3: Cross multiply
    28,498,574.60x = 42,743,714.70 × 8,301,710.60
  4. Step 4: Simplify right side
    28,498,574.60x = 354,845,949,408,365.81
  5. Step 5: Solve for x
    x = 354,845,949,408,365.81/28,498,574.60
  6. Step 6: Final answer
    x = 12,451,357.81

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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.