Home / 8,305,410.70-12,444,702.45-4,700,457.10

Finding the Fourth Proportional to 8,305,410.70, 12,444,702.45 and 4,700,457.10

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Solution

The fourth proportional to 8,305,410.70, 12,444,702.45 and 4,700,457.10 is: 7,043,094.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,305,410.70 : 12,444,702.45 = 4,700,457.10 : x
  2. Step 2: Convert to fraction form
    8,305,410.70/12,444,702.45 = 4,700,457.10/x
  3. Step 3: Cross multiply
    8,305,410.70x = 12,444,702.45 × 4,700,457.10
  4. Step 4: Simplify right side
    8,305,410.70x = 58,495,789,988,489.89
  5. Step 5: Solve for x
    x = 58,495,789,988,489.89/8,305,410.70
  6. Step 6: Final answer
    x = 7,043,094.21

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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.