Home / 14,308,416.03-21,365,705.75-11,357,400.86

Finding the Fourth Proportional to 14,308,416.03, 21,365,705.75 and 11,357,400.86

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Solution

The fourth proportional to 14,308,416.03, 21,365,705.75 and 11,357,400.86 is: 16,959,171.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,308,416.03 : 21,365,705.75 = 11,357,400.86 : x
  2. Step 2: Convert to fraction form
    14,308,416.03/21,365,705.75 = 11,357,400.86/x
  3. Step 3: Cross multiply
    14,308,416.03x = 21,365,705.75 × 11,357,400.86
  4. Step 4: Simplify right side
    14,308,416.03x = 242,658,884,781,121.94
  5. Step 5: Solve for x
    x = 242,658,884,781,121.94/14,308,416.03
  6. Step 6: Final answer
    x = 16,959,171.74

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.