Home / 28,047,275.08-42,084,236.24-19,424,644.86

Finding the Fourth Proportional to 28,047,275.08, 42,084,236.24 and 19,424,644.86

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Solution

The fourth proportional to 28,047,275.08, 42,084,236.24 and 19,424,644.86 is: 29,146,194.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,047,275.08 : 42,084,236.24 = 19,424,644.86 : x
  2. Step 2: Convert to fraction form
    28,047,275.08/42,084,236.24 = 19,424,644.86/x
  3. Step 3: Cross multiply
    28,047,275.08x = 42,084,236.24 × 19,424,644.86
  4. Step 4: Simplify right side
    28,047,275.08x = 817,471,343,166,341.75
  5. Step 5: Solve for x
    x = 817,471,343,166,341.75/28,047,275.08
  6. Step 6: Final answer
    x = 29,146,194.80

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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.