Home / 11,377,622.64-15,705,388.92-7,457,631.32

Finding the Fourth Proportional to 11,377,622.64, 15,705,388.92 and 7,457,631.32

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Solution

The fourth proportional to 11,377,622.64, 15,705,388.92 and 7,457,631.32 is: 10,294,329.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,377,622.64 : 15,705,388.92 = 7,457,631.32 : x
  2. Step 2: Convert to fraction form
    11,377,622.64/15,705,388.92 = 7,457,631.32/x
  3. Step 3: Cross multiply
    11,377,622.64x = 15,705,388.92 × 7,457,631.32
  4. Step 4: Simplify right side
    11,377,622.64x = 117,125,000,369,802.56
  5. Step 5: Solve for x
    x = 117,125,000,369,802.56/11,377,622.64
  6. Step 6: Final answer
    x = 10,294,329.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.