Home / 10,219,631.29-15,323,272.40-4,072,558.37

Finding the Fourth Proportional to 10,219,631.29, 15,323,272.40 and 4,072,558.37

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Solution

The fourth proportional to 10,219,631.29, 15,323,272.40 and 4,072,558.37 is: 6,106,376.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,219,631.29 : 15,323,272.40 = 4,072,558.37 : x
  2. Step 2: Convert to fraction form
    10,219,631.29/15,323,272.40 = 4,072,558.37/x
  3. Step 3: Cross multiply
    10,219,631.29x = 15,323,272.40 × 4,072,558.37
  4. Step 4: Simplify right side
    10,219,631.29x = 62,404,921,201,975.02
  5. Step 5: Solve for x
    x = 62,404,921,201,975.02/10,219,631.29
  6. Step 6: Final answer
    x = 6,106,376.98

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.