Home / 22,456,283.82-30,989,634.93-12,666,697.53

Finding the Fourth Proportional to 22,456,283.82, 30,989,634.93 and 12,666,697.53

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Solution

The fourth proportional to 22,456,283.82, 30,989,634.93 and 12,666,697.53 is: 17,480,021.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,456,283.82 : 30,989,634.93 = 12,666,697.53 : x
  2. Step 2: Convert to fraction form
    22,456,283.82/30,989,634.93 = 12,666,697.53/x
  3. Step 3: Cross multiply
    22,456,283.82x = 30,989,634.93 × 12,666,697.53
  4. Step 4: Simplify right side
    22,456,283.82x = 392,536,332,223,432.69
  5. Step 5: Solve for x
    x = 392,536,332,223,432.69/22,456,283.82
  6. Step 6: Final answer
    x = 17,480,021.87

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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.