Home / 7,457,132.70-11,157,705.45-4,937,708.70

Finding the Fourth Proportional to 7,457,132.70, 11,157,705.45 and 4,937,708.70

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Solution

The fourth proportional to 7,457,132.70, 11,157,705.45 and 4,937,708.70 is: 7,388,027.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,457,132.70 : 11,157,705.45 = 4,937,708.70 : x
  2. Step 2: Convert to fraction form
    7,457,132.70/11,157,705.45 = 4,937,708.70/x
  3. Step 3: Cross multiply
    7,457,132.70x = 11,157,705.45 × 4,937,708.70
  4. Step 4: Simplify right side
    7,457,132.70x = 55,093,499,272,502.41
  5. Step 5: Solve for x
    x = 55,093,499,272,502.41/7,457,132.70
  6. Step 6: Final answer
    x = 7,388,027.21

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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.