Home / 10,543,115.31-14,557,038.96-8,222,600.34

Finding the Fourth Proportional to 10,543,115.31, 14,557,038.96 and 8,222,600.34

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Solution

The fourth proportional to 10,543,115.31, 14,557,038.96 and 8,222,600.34 is: 11,353,068.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,543,115.31 : 14,557,038.96 = 8,222,600.34 : x
  2. Step 2: Convert to fraction form
    10,543,115.31/14,557,038.96 = 8,222,600.34/x
  3. Step 3: Cross multiply
    10,543,115.31x = 14,557,038.96 × 8,222,600.34
  4. Step 4: Simplify right side
    10,543,115.31x = 119,696,713,501,889.25
  5. Step 5: Solve for x
    x = 119,696,713,501,889.25/10,543,115.31
  6. Step 6: Final answer
    x = 11,353,068.80

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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.