Home / 8,323,414.34-12,484,840.10-2,931,923.86

Finding the Fourth Proportional to 8,323,414.34, 12,484,840.10 and 2,931,923.86

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Solution

The fourth proportional to 8,323,414.34, 12,484,840.10 and 2,931,923.86 is: 4,397,786.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,323,414.34 : 12,484,840.10 = 2,931,923.86 : x
  2. Step 2: Convert to fraction form
    8,323,414.34/12,484,840.10 = 2,931,923.86/x
  3. Step 3: Cross multiply
    8,323,414.34x = 12,484,840.10 × 2,931,923.86
  4. Step 4: Simplify right side
    8,323,414.34x = 36,604,600,531,603.07
  5. Step 5: Solve for x
    x = 36,604,600,531,603.07/8,323,414.34
  6. Step 6: Final answer
    x = 4,397,786.66

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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.