Home / 14,220,887.65-19,625,380.75-8,026,148.64

Finding the Fourth Proportional to 14,220,887.65, 19,625,380.75 and 8,026,148.64

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Solution

The fourth proportional to 14,220,887.65, 19,625,380.75 and 8,026,148.64 is: 11,076,398.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,220,887.65 : 19,625,380.75 = 8,026,148.64 : x
  2. Step 2: Convert to fraction form
    14,220,887.65/19,625,380.75 = 8,026,148.64/x
  3. Step 3: Cross multiply
    14,220,887.65x = 19,625,380.75 × 8,026,148.64
  4. Step 4: Simplify right side
    14,220,887.65x = 157,516,223,072,125.31
  5. Step 5: Solve for x
    x = 157,516,223,072,125.31/14,220,887.65
  6. Step 6: Final answer
    x = 11,076,398.81

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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.