Home / 22,182,834.32-30,611,747.40-12,393,352

Finding the Fourth Proportional to 22,182,834.32, 30,611,747.40 and 12,393,352

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Solution

The fourth proportional to 22,182,834.32, 30,611,747.40 and 12,393,352 is: 17,102,510.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,182,834.32 : 30,611,747.40 = 12,393,352 : x
  2. Step 2: Convert to fraction form
    22,182,834.32/30,611,747.40 = 12,393,352/x
  3. Step 3: Cross multiply
    22,182,834.32x = 30,611,747.40 × 12,393,352
  4. Step 4: Simplify right side
    22,182,834.32x = 379,382,160,863,284.81
  5. Step 5: Solve for x
    x = 379,382,160,863,284.81/22,182,834.32
  6. Step 6: Final answer
    x = 17,102,510.68

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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.