Home / 49,581,708.40-74,372,562.60-49,298,273.20

Finding the Fourth Proportional to 49,581,708.40, 74,372,562.60 and 49,298,273.20

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Solution

The fourth proportional to 49,581,708.40, 74,372,562.60 and 49,298,273.20 is: 73,947,409.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,581,708.40 : 74,372,562.60 = 49,298,273.20 : x
  2. Step 2: Convert to fraction form
    49,581,708.40/74,372,562.60 = 49,298,273.20/x
  3. Step 3: Cross multiply
    49,581,708.40x = 74,372,562.60 × 49,298,273.20
  4. Step 4: Simplify right side
    49,581,708.40x = 3,666,438,909,638,902
  5. Step 5: Solve for x
    x = 3,666,438,909,638,902/49,581,708.40
  6. Step 6: Final answer
    x = 73,947,409.80

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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.