Home / 14,502,828.96-20,014,037.28-7,887,479.04

Finding the Fourth Proportional to 14,502,828.96, 20,014,037.28 and 7,887,479.04

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Solution

The fourth proportional to 14,502,828.96, 20,014,037.28 and 7,887,479.04 is: 10,884,793.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,502,828.96 : 20,014,037.28 = 7,887,479.04 : x
  2. Step 2: Convert to fraction form
    14,502,828.96/20,014,037.28 = 7,887,479.04/x
  3. Step 3: Cross multiply
    14,502,828.96x = 20,014,037.28 × 7,887,479.04
  4. Step 4: Simplify right side
    14,502,828.96x = 157,860,299,551,778.62
  5. Step 5: Solve for x
    x = 157,860,299,551,778.62/14,502,828.96
  6. Step 6: Final answer
    x = 10,884,793.58

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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.