Home / 8,216,951.10-12,301,807.05-5,028,305.10

Finding the Fourth Proportional to 8,216,951.10, 12,301,807.05 and 5,028,305.10

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Solution

The fourth proportional to 8,216,951.10, 12,301,807.05 and 5,028,305.10 is: 7,528,003.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,216,951.10 : 12,301,807.05 = 5,028,305.10 : x
  2. Step 2: Convert to fraction form
    8,216,951.10/12,301,807.05 = 5,028,305.10/x
  3. Step 3: Cross multiply
    8,216,951.10x = 12,301,807.05 × 5,028,305.10
  4. Step 4: Simplify right side
    8,216,951.10x = 61,857,239,128,730.95
  5. Step 5: Solve for x
    x = 61,857,239,128,730.95/8,216,951.10
  6. Step 6: Final answer
    x = 7,528,003.80

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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.