Home / 18,975,873.48-28,463,809.61-4,598,941.29

Finding the Fourth Proportional to 18,975,873.48, 28,463,809.61 and 4,598,941.29

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Solution

The fourth proportional to 18,975,873.48, 28,463,809.61 and 4,598,941.29 is: 6,898,411.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,975,873.48 : 28,463,809.61 = 4,598,941.29 : x
  2. Step 2: Convert to fraction form
    18,975,873.48/28,463,809.61 = 4,598,941.29/x
  3. Step 3: Cross multiply
    18,975,873.48x = 28,463,809.61 × 4,598,941.29
  4. Step 4: Simplify right side
    18,975,873.48x = 130,903,389,297,625.16
  5. Step 5: Solve for x
    x = 130,903,389,297,625.16/18,975,873.48
  6. Step 6: Final answer
    x = 6,898,411.79

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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.