Home / 31,367,071.70-47,050,607.55-8,337,961.70

Finding the Fourth Proportional to 31,367,071.70, 47,050,607.55 and 8,337,961.70

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Solution

The fourth proportional to 31,367,071.70, 47,050,607.55 and 8,337,961.70 is: 12,506,942.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,367,071.70 : 47,050,607.55 = 8,337,961.70 : x
  2. Step 2: Convert to fraction form
    31,367,071.70/47,050,607.55 = 8,337,961.70/x
  3. Step 3: Cross multiply
    31,367,071.70x = 47,050,607.55 × 8,337,961.70
  4. Step 4: Simplify right side
    31,367,071.70x = 392,306,163,713,630.81
  5. Step 5: Solve for x
    x = 392,306,163,713,630.81/31,367,071.70
  6. Step 6: Final answer
    x = 12,506,942.55

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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.