Home / 23,297,856.80-32,152,137.08-12,984,653.70

Finding the Fourth Proportional to 23,297,856.80, 32,152,137.08 and 12,984,653.70

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Solution

The fourth proportional to 23,297,856.80, 32,152,137.08 and 12,984,653.70 is: 17,919,432.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,297,856.80 : 32,152,137.08 = 12,984,653.70 : x
  2. Step 2: Convert to fraction form
    23,297,856.80/32,152,137.08 = 12,984,653.70/x
  3. Step 3: Cross multiply
    23,297,856.80x = 32,152,137.08 × 12,984,653.70
  4. Step 4: Simplify right side
    23,297,856.80x = 417,484,365,698,729.12
  5. Step 5: Solve for x
    x = 417,484,365,698,729.12/23,297,856.80
  6. Step 6: Final answer
    x = 17,919,432.22

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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.