Home / 27,218,501.70-40,834,969.65-11,859,200.70

Finding the Fourth Proportional to 27,218,501.70, 40,834,969.65 and 11,859,200.70

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Solution

The fourth proportional to 27,218,501.70, 40,834,969.65 and 11,859,200.70 is: 17,791,945.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,218,501.70 : 40,834,969.65 = 11,859,200.70 : x
  2. Step 2: Convert to fraction form
    27,218,501.70/40,834,969.65 = 11,859,200.70/x
  3. Step 3: Cross multiply
    27,218,501.70x = 40,834,969.65 × 11,859,200.70
  4. Step 4: Simplify right side
    27,218,501.70x = 484,270,100,657,758.69
  5. Step 5: Solve for x
    x = 484,270,100,657,758.69/27,218,501.70
  6. Step 6: Final answer
    x = 17,791,945.57

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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.