Home / 33,134,363.78-45,724,986.06-18,249,402.01

Finding the Fourth Proportional to 33,134,363.78, 45,724,986.06 and 18,249,402.01

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Solution

The fourth proportional to 33,134,363.78, 45,724,986.06 and 18,249,402.01 is: 25,183,934.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,134,363.78 : 45,724,986.06 = 18,249,402.01 : x
  2. Step 2: Convert to fraction form
    33,134,363.78/45,724,986.06 = 18,249,402.01/x
  3. Step 3: Cross multiply
    33,134,363.78x = 45,724,986.06 × 18,249,402.01
  4. Step 4: Simplify right side
    33,134,363.78x = 834,453,652,510,586.12
  5. Step 5: Solve for x
    x = 834,453,652,510,586.12/33,134,363.78
  6. Step 6: Final answer
    x = 25,183,934.66

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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.