Home / 18,430,913.01-25,434,670.77-10,282,151.01

Finding the Fourth Proportional to 18,430,913.01, 25,434,670.77 and 10,282,151.01

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Solution

The fourth proportional to 18,430,913.01, 25,434,670.77 and 10,282,151.01 is: 14,189,374.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,430,913.01 : 25,434,670.77 = 10,282,151.01 : x
  2. Step 2: Convert to fraction form
    18,430,913.01/25,434,670.77 = 10,282,151.01/x
  3. Step 3: Cross multiply
    18,430,913.01x = 25,434,670.77 × 10,282,151.01
  4. Step 4: Simplify right side
    18,430,913.01x = 261,523,125,746,772.97
  5. Step 5: Solve for x
    x = 261,523,125,746,772.97/18,430,913.01
  6. Step 6: Final answer
    x = 14,189,374.43

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.