Home / 13,652,594.35-18,840,644.36-7,457,726.86

Finding the Fourth Proportional to 13,652,594.35, 18,840,644.36 and 7,457,726.86

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Solution

The fourth proportional to 13,652,594.35, 18,840,644.36 and 7,457,726.86 is: 10,291,698.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,652,594.35 : 18,840,644.36 = 7,457,726.86 : x
  2. Step 2: Convert to fraction form
    13,652,594.35/18,840,644.36 = 7,457,726.86/x
  3. Step 3: Cross multiply
    13,652,594.35x = 18,840,644.36 × 7,457,726.86
  4. Step 4: Simplify right side
    13,652,594.35x = 140,508,379,371,787.67
  5. Step 5: Solve for x
    x = 140,508,379,371,787.67/13,652,594.35
  6. Step 6: Final answer
    x = 10,291,698.11

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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.