Home / 7,780,003.40-11,680,502.70-6,184,368.20

Finding the Fourth Proportional to 7,780,003.40, 11,680,502.70 and 6,184,368.20

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Solution

The fourth proportional to 7,780,003.40, 11,680,502.70 and 6,184,368.20 is: 9,284,896.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,780,003.40 : 11,680,502.70 = 6,184,368.20 : x
  2. Step 2: Convert to fraction form
    7,780,003.40/11,680,502.70 = 6,184,368.20/x
  3. Step 3: Cross multiply
    7,780,003.40x = 11,680,502.70 × 6,184,368.20
  4. Step 4: Simplify right side
    7,780,003.40x = 72,236,529,457,894.14
  5. Step 5: Solve for x
    x = 72,236,529,457,894.14/7,780,003.40
  6. Step 6: Final answer
    x = 9,284,896.90

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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.