Home / 19,932,287.60-29,898,431.40-4,786,219.10

Finding the Fourth Proportional to 19,932,287.60, 29,898,431.40 and 4,786,219.10

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Solution

The fourth proportional to 19,932,287.60, 29,898,431.40 and 4,786,219.10 is: 7,179,328.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,932,287.60 : 29,898,431.40 = 4,786,219.10 : x
  2. Step 2: Convert to fraction form
    19,932,287.60/29,898,431.40 = 4,786,219.10/x
  3. Step 3: Cross multiply
    19,932,287.60x = 29,898,431.40 × 4,786,219.10
  4. Step 4: Simplify right side
    19,932,287.60x = 143,100,443,426,719.72
  5. Step 5: Solve for x
    x = 143,100,443,426,719.72/19,932,287.60
  6. Step 6: Final answer
    x = 7,179,328.65

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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.