Home / 28,128,317.40-42,080,501.70-24,383,395.80

Finding the Fourth Proportional to 28,128,317.40, 42,080,501.70 and 24,383,395.80

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Solution

The fourth proportional to 28,128,317.40, 42,080,501.70 and 24,383,395.80 is: 36,478,027.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,128,317.40 : 42,080,501.70 = 24,383,395.80 : x
  2. Step 2: Convert to fraction form
    28,128,317.40/42,080,501.70 = 24,383,395.80/x
  3. Step 3: Cross multiply
    28,128,317.40x = 42,080,501.70 × 24,383,395.80
  4. Step 4: Simplify right side
    28,128,317.40x = 1,026,065,528,413,673
  5. Step 5: Solve for x
    x = 1,026,065,528,413,673/28,128,317.40
  6. Step 6: Final answer
    x = 36,478,027.24

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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.