Home / 8,537,616.62-12,807,322.05-2,780,798.54

Finding the Fourth Proportional to 8,537,616.62, 12,807,322.05 and 2,780,798.54

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Solution

The fourth proportional to 8,537,616.62, 12,807,322.05 and 2,780,798.54 is: 4,171,490.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,537,616.62 : 12,807,322.05 = 2,780,798.54 : x
  2. Step 2: Convert to fraction form
    8,537,616.62/12,807,322.05 = 2,780,798.54/x
  3. Step 3: Cross multiply
    8,537,616.62x = 12,807,322.05 × 2,780,798.54
  4. Step 4: Simplify right side
    8,537,616.62x = 35,614,582,457,949.81
  5. Step 5: Solve for x
    x = 35,614,582,457,949.81/8,537,616.62
  6. Step 6: Final answer
    x = 4,171,490.01

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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.