Home / 28,367,085.45-42,487,642.57-23,328,237.45

Finding the Fourth Proportional to 28,367,085.45, 42,487,642.57 and 23,328,237.45

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Solution

The fourth proportional to 28,367,085.45, 42,487,642.57 and 23,328,237.45 is: 34,940,558.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,367,085.45 : 42,487,642.57 = 23,328,237.45 : x
  2. Step 2: Convert to fraction form
    28,367,085.45/42,487,642.57 = 23,328,237.45/x
  3. Step 3: Cross multiply
    28,367,085.45x = 42,487,642.57 × 23,328,237.45
  4. Step 4: Simplify right side
    28,367,085.45x = 991,161,814,563,688.25
  5. Step 5: Solve for x
    x = 991,161,814,563,688.25/28,367,085.45
  6. Step 6: Final answer
    x = 34,940,558.71

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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.