Home / 74,004,499.80-111,006,749.70-51,046,248.60

Finding the Fourth Proportional to 74,004,499.80, 111,006,749.70 and 51,046,248.60

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Solution

The fourth proportional to 74,004,499.80, 111,006,749.70 and 51,046,248.60 is: 76,569,372.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,004,499.80 : 111,006,749.70 = 51,046,248.60 : x
  2. Step 2: Convert to fraction form
    74,004,499.80/111,006,749.70 = 51,046,248.60/x
  3. Step 3: Cross multiply
    74,004,499.80x = 111,006,749.70 × 51,046,248.60
  4. Step 4: Simplify right side
    74,004,499.80x = 5,666,478,141,464,176
  5. Step 5: Solve for x
    x = 5,666,478,141,464,176/74,004,499.80
  6. Step 6: Final answer
    x = 76,569,372.90

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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.