Home / 51,019,664.40-76,529,496.60-28,344,848.40

Finding the Fourth Proportional to 51,019,664.40, 76,529,496.60 and 28,344,848.40

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Solution

The fourth proportional to 51,019,664.40, 76,529,496.60 and 28,344,848.40 is: 42,517,272.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,019,664.40 : 76,529,496.60 = 28,344,848.40 : x
  2. Step 2: Convert to fraction form
    51,019,664.40/76,529,496.60 = 28,344,848.40/x
  3. Step 3: Cross multiply
    51,019,664.40x = 76,529,496.60 × 28,344,848.40
  4. Step 4: Simplify right side
    51,019,664.40x = 2,169,216,979,255,315.25
  5. Step 5: Solve for x
    x = 2,169,216,979,255,315.25/51,019,664.40
  6. Step 6: Final answer
    x = 42,517,272.60

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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.