Home / 16,820,086.32-25,235,980.56-5,307,329.52

Finding the Fourth Proportional to 16,820,086.32, 25,235,980.56 and 5,307,329.52

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Solution

The fourth proportional to 16,820,086.32, 25,235,980.56 and 5,307,329.52 is: 7,962,840.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,820,086.32 : 25,235,980.56 = 5,307,329.52 : x
  2. Step 2: Convert to fraction form
    16,820,086.32/25,235,980.56 = 5,307,329.52/x
  3. Step 3: Cross multiply
    16,820,086.32x = 25,235,980.56 × 5,307,329.52
  4. Step 4: Simplify right side
    16,820,086.32x = 133,935,664,592,234.11
  5. Step 5: Solve for x
    x = 133,935,664,592,234.11/16,820,086.32
  6. Step 6: Final answer
    x = 7,962,840.50

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1.5x scale

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.