Home / 21,598,256.92-29,805,648.14-11,809,332.76

Finding the Fourth Proportional to 21,598,256.92, 29,805,648.14 and 11,809,332.76

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Solution

The fourth proportional to 21,598,256.92, 29,805,648.14 and 11,809,332.76 is: 16,296,908.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,598,256.92 : 29,805,648.14 = 11,809,332.76 : x
  2. Step 2: Convert to fraction form
    21,598,256.92/29,805,648.14 = 11,809,332.76/x
  3. Step 3: Cross multiply
    21,598,256.92x = 29,805,648.14 × 11,809,332.76
  4. Step 4: Simplify right side
    21,598,256.92x = 351,984,817,012,735.06
  5. Step 5: Solve for x
    x = 351,984,817,012,735.06/21,598,256.92
  6. Step 6: Final answer
    x = 16,296,908.51

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1.5x scale

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.