Home / 18,972,720.42-26,182,362.65-10,270,892.74

Finding the Fourth Proportional to 18,972,720.42, 26,182,362.65 and 10,270,892.74

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Solution

The fourth proportional to 18,972,720.42, 26,182,362.65 and 10,270,892.74 is: 14,173,836.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,972,720.42 : 26,182,362.65 = 10,270,892.74 : x
  2. Step 2: Convert to fraction form
    18,972,720.42/26,182,362.65 = 10,270,892.74/x
  3. Step 3: Cross multiply
    18,972,720.42x = 26,182,362.65 × 10,270,892.74
  4. Step 4: Simplify right side
    18,972,720.42x = 268,916,238,457,932.16
  5. Step 5: Solve for x
    x = 268,916,238,457,932.16/18,972,720.42
  6. Step 6: Final answer
    x = 14,173,836.57

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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.