Home / 74,235,615.40-102,444,927.78-41,200,840.36

Finding the Fourth Proportional to 74,235,615.40, 102,444,927.78 and 41,200,840.36

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Solution

The fourth proportional to 74,235,615.40, 102,444,927.78 and 41,200,840.36 is: 56,857,036.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,235,615.40 : 102,444,927.78 = 41,200,840.36 : x
  2. Step 2: Convert to fraction form
    74,235,615.40/102,444,927.78 = 41,200,840.36/x
  3. Step 3: Cross multiply
    74,235,615.40x = 102,444,927.78 × 41,200,840.36
  4. Step 4: Simplify right side
    74,235,615.40x = 4,220,817,115,155,509
  5. Step 5: Solve for x
    x = 4,220,817,115,155,509/74,235,615.40
  6. Step 6: Final answer
    x = 56,857,036.78

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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.