Home / 8,317,152.30-12,457,066.05-6,824,160.30

Finding the Fourth Proportional to 8,317,152.30, 12,457,066.05 and 6,824,160.30

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Solution

The fourth proportional to 8,317,152.30, 12,457,066.05 and 6,824,160.30 is: 10,220,928.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,317,152.30 : 12,457,066.05 = 6,824,160.30 : x
  2. Step 2: Convert to fraction form
    8,317,152.30/12,457,066.05 = 6,824,160.30/x
  3. Step 3: Cross multiply
    8,317,152.30x = 12,457,066.05 × 6,824,160.30
  4. Step 4: Simplify right side
    8,317,152.30x = 85,009,015,592,887.81
  5. Step 5: Solve for x
    x = 85,009,015,592,887.81/8,317,152.30
  6. Step 6: Final answer
    x = 10,220,928.09

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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.