Home / 28,048,870.20-42,073,305.30-9,855,873.30

Finding the Fourth Proportional to 28,048,870.20, 42,073,305.30 and 9,855,873.30

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Solution

The fourth proportional to 28,048,870.20, 42,073,305.30 and 9,855,873.30 is: 14,783,809.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,048,870.20 : 42,073,305.30 = 9,855,873.30 : x
  2. Step 2: Convert to fraction form
    28,048,870.20/42,073,305.30 = 9,855,873.30/x
  3. Step 3: Cross multiply
    28,048,870.20x = 42,073,305.30 × 9,855,873.30
  4. Step 4: Simplify right side
    28,048,870.20x = 414,669,166,349,018.50
  5. Step 5: Solve for x
    x = 414,669,166,349,018.50/28,048,870.20
  6. Step 6: Final answer
    x = 14,783,809.95

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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.