Home / 31,482,870.70-47,232,600.45-11,286,006.70

Finding the Fourth Proportional to 31,482,870.70, 47,232,600.45 and 11,286,006.70

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Solution

The fourth proportional to 31,482,870.70, 47,232,600.45 and 11,286,006.70 is: 16,931,983.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,482,870.70 : 47,232,600.45 = 11,286,006.70 : x
  2. Step 2: Convert to fraction form
    31,482,870.70/47,232,600.45 = 11,286,006.70/x
  3. Step 3: Cross multiply
    31,482,870.70x = 47,232,600.45 × 11,286,006.70
  4. Step 4: Simplify right side
    31,482,870.70x = 533,067,445,137,123
  5. Step 5: Solve for x
    x = 533,067,445,137,123/31,482,870.70
  6. Step 6: Final answer
    x = 16,931,983.43

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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.