Home / 16,107,501.78-22,228,355.70-8,864,157.78

Finding the Fourth Proportional to 16,107,501.78, 22,228,355.70 and 8,864,157.78

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Solution

The fourth proportional to 16,107,501.78, 22,228,355.70 and 8,864,157.78 is: 12,232,539.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,107,501.78 : 22,228,355.70 = 8,864,157.78 : x
  2. Step 2: Convert to fraction form
    16,107,501.78/22,228,355.70 = 8,864,157.78/x
  3. Step 3: Cross multiply
    16,107,501.78x = 22,228,355.70 × 8,864,157.78
  4. Step 4: Simplify right side
    16,107,501.78x = 197,035,652,114,762.31
  5. Step 5: Solve for x
    x = 197,035,652,114,762.31/16,107,501.78
  6. Step 6: Final answer
    x = 12,232,539.52

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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.